gsbernstein · gsbernstein · May 29, 2026 · May 29, 2026
diff --git a/Bedtime/Bedtime/Assets.xcassets/AccentColor.colorset/Contents.json b/Bedtime/Bedtime/Assets.xcassets/AccentColor.colorset/Contents.json
@@ -1,6 +1,33 @@
 {
   "colors" : [
     {
+      "color" : {
+        "color-space" : "srgb",
+        "components" : {
+          "alpha" : "1.000",
+          "blue" : "0.486",
+          "green" : "0.596",
+          "red" : "0.973"
+        }
+      },
+      "idiom" : "universal"
+    },
+    {
+      "appearances" : [
+        {
+          "appearance" : "luminosity",
+          "value" : "dark"
+        }
+      ],
+      "color" : {
+        "color-space" : "srgb",
+        "components" : {
+          "alpha" : "1.000",
+          "blue" : "0.573",
+          "green" : "0.659",
+          "red" : "0.961"
+        }
+      },
       "idiom" : "universal"
     }
   ],

diff --git a/Bedtime/Bedtime/Assets.xcassets/BackgroundBehindCards.colorset/Contents.json b/Bedtime/Bedtime/Assets.xcassets/BackgroundBehindCards.colorset/Contents.json
@@ -2,8 +2,13 @@
   "colors" : [
     {
       "color" : {
-        "platform" : "ios",
-        "reference" : "secondarySystemBackgroundColor"
+        "color-space" : "srgb",
+        "components" : {
+          "alpha" : "1.000",
+          "blue" : "0.929",
+          "green" : "0.957",
+          "red" : "0.984"
+        }
       },
       "idiom" : "universal"
     },
@@ -15,8 +20,13 @@
         }
       ],
       "color" : {
-        "platform" : "ios",
-        "reference" : "systemBackgroundColor"
+        "color-space" : "srgb",
+        "components" : {
+          "alpha" : "1.000",
+          "blue" : "0.118",
+          "green" : "0.129",
+          "red" : "0.165"
+        }
       },
       "idiom" : "universal"
     }

diff --git a/Bedtime/Bedtime/Assets.xcassets/CardBackground.colorset/Contents.json b/Bedtime/Bedtime/Assets.xcassets/CardBackground.colorset/Contents.json
@@ -2,8 +2,13 @@
   "colors" : [
     {
       "color" : {
-        "platform" : "ios",
-        "reference" : "systemBackgroundColor"
+        "color-space" : "srgb",
+        "components" : {
+          "alpha" : "1.000",
+          "blue" : "0.953",
+          "green" : "0.973",
+          "red" : "0.992"
+        }
       },
       "idiom" : "universal"
     },
@@ -15,8 +20,13 @@
         }
       ],
       "color" : {
-        "platform" : "ios",
-        "reference" : "tertiarySystemBackgroundColor"
+        "color-space" : "srgb",
+        "components" : {
+          "alpha" : "1.000",
+          "blue" : "0.173",
+          "green" : "0.196",
+          "red" : "0.239"
+        }
       },
       "idiom" : "universal"
     }

diff --git a/Bedtime/Bedtime/Models/SleepData.swift b/Bedtime/Bedtime/Models/SleepData.swift
@@ -74,11 +74,11 @@ extension HKCategoryValueSleepAnalysis {
 
     var color: Color {
         switch self {
-        case .asleepDeep:        return Color.blue
-        case .asleepREM:         return Color.purple
-        case .asleepCore:        return Color.indigo
-        case .awake:             return Color.orange
-        case .inBed:             return Color.gray
+        case .asleepDeep:        return AppColors.sleepDeep
+        case .asleepREM:         return AppColors.sleepREM
+        case .asleepCore:        return AppColors.sleepCore
+        case .awake:             return AppColors.sleepAwake
+        case .inBed:             return AppColors.sleepInBed
         case .asleepUnspecified: return Color.secondary
         @unknown default:        return Color.secondary
         }

diff --git a/Bedtime/Bedtime/Utils/AppColors.swift b/Bedtime/Bedtime/Utils/AppColors.swift
@@ -0,0 +1,59 @@
+//
+//  AppColors.swift
+//  Bedtime
+//
+
+import SwiftUI
+
+enum AppColors {
+    // MARK: - Accent
+
+    /// Warm coral from the app icon (#f8987c).
+    static let accent = cozyColor(light: (0.973, 0.596, 0.486), dark: (0.961, 0.659, 0.573))
+
+    // MARK: - Card accents
+
+    static let bedtime = accent
+    static let lastNight = accent
+
+    /// Dusty mauve brown from the icon (#9b786d).
+    static let recentSleep = cozyColor(light: (0.608, 0.471, 0.427), dark: (0.729, 0.588, 0.533))
+
+    /// Soft terracotta rose for health prompts.
+    static let healthKit = cozyColor(light: (0.788, 0.482, 0.420), dark: (0.878, 0.573, 0.506))
+
+    // MARK: - Status
+
+    /// Muted sage green.
+    static let positive = cozyColor(light: (0.541, 0.671, 0.478), dark: (0.620, 0.749, 0.557))
+
+    /// Warm terracotta red.
+    static let negative = cozyColor(light: (0.788, 0.482, 0.420), dark: (0.878, 0.573, 0.506))
+
+    /// Soft amber peach.
+    static let warning = cozyColor(light: (0.910, 0.620, 0.451), dark: (0.941, 0.698, 0.541))
+
+    // MARK: - Sleep stages
+
+    /// Deep warm brown (#826056).
+    static let sleepDeep = cozyColor(light: (0.510, 0.376, 0.337), dark: (0.639, 0.502, 0.463))
+
+    static let sleepREM = recentSleep
+
+    /// Plum brown for core sleep.
+    static let sleepCore = cozyColor(light: (0.478, 0.345, 0.380), dark: (0.588, 0.455, 0.490))
+
+    static let sleepAwake = cozyColor(light: (0.969, 0.592, 0.482), dark: (0.980, 0.667, 0.573))
+
+    /// Warm taupe (#584744).
+    static let sleepInBed = cozyColor(light: (0.345, 0.278, 0.267), dark: (0.478, 0.404, 0.384))
+
+    private static func cozyColor(light: (Double, Double, Double), dark: (Double, Double, Double)) -> Color {
+        Color(
+            uiColor: UIColor { traits in
+                let rgb = traits.userInterfaceStyle == .dark ? dark : light
+                return UIColor(red: rgb.0, green: rgb.1, blue: rgb.2, alpha: 1)
+            }
+        )
+    }
+}
diff --git a/Bedtime/Bedtime/Views/BedtimeRecommendationCard.swift b/Bedtime/Bedtime/Views/BedtimeRecommendationCard.swift
@@ -22,7 +22,7 @@ struct BedtimeRecommendationCard: View {
                 HStack {
                     Image(systemName: "bed.double.fill")
                         .font(.title2)
-                        .foregroundColor(.blue)
+                        .foregroundColor(AppColors.bedtime)
                         .frame(width: Constants.iconWidth)
 
                     VStack(alignment: .leading, spacing: 4) {
@@ -48,7 +48,7 @@ struct BedtimeRecommendationCard: View {
                             Text(timeFormatter.string(from: recommendation.recommendedBedtime))
                                 .font(.title)
                                 .fontWeight(.bold)
-                                .foregroundColor(.blue)
+                                .foregroundColor(AppColors.bedtime)
                         }
 
                         Spacer()

diff --git a/Bedtime/Bedtime/Views/Components/ProgressBar.swift b/Bedtime/Bedtime/Views/Components/ProgressBar.swift
@@ -28,13 +28,13 @@ struct ProgressBar: View {
 #Preview(traits: .sizeThatFitsLayout) {
     VStack {
         ProgressBar(value: 0.2)
-            .tint(Gradient(colors: [.orange, .red]))
+            .tint(Gradient(colors: [AppColors.warning, AppColors.negative]))
 
         ProgressBar(value: 6, total: 8)
-            .tint(Gradient(colors: [.purple, .blue]))
+            .tint(Gradient(colors: [AppColors.recentSleep, AppColors.bedtime]))
 
         ProgressBar(value: 8, total: 10)
-            .tint(LinearGradient(colors: [.green, .cyan], startPoint: .leading, endPoint: .trailing))
+            .tint(LinearGradient(colors: [AppColors.positive, AppColors.accent], startPoint: .leading, endPoint: .trailing))
     }
     .frame(height: 64)
     .padding()

diff --git a/Bedtime/Bedtime/Views/Components/SleepDayGroup.swift b/Bedtime/Bedtime/Views/Components/SleepDayGroup.swift
@@ -29,7 +29,7 @@ struct SleepDayGroup: View {
     private var balanceImpact: (value: Double, isPositive: Bool, color: Color) {
         let totalSleepHours = sessions.map(\.durationInHours).reduce(0, +)
         let difference = totalSleepHours - sleepGoal
-        let color = difference >= 0 ? Color.green : difference < -0.5 ? Color.red : Color.secondary
+        let color = difference >= 0 ? AppColors.positive : difference < -0.5 ? AppColors.negative : Color.secondary
         return (abs(difference), difference >= 0, color)
     }
 

diff --git a/Bedtime/Bedtime/Views/HealthKitAuthorizationCard.swift b/Bedtime/Bedtime/Views/HealthKitAuthorizationCard.swift
@@ -16,7 +16,7 @@ struct HealthKitAuthorizationCard: View {
                 HStack {
                     Image(systemName: "heart.text.square")
                         .font(.title2)
-                        .foregroundColor(.red)
+                        .foregroundColor(AppColors.healthKit)
                         .frame(width: Constants.iconWidth)
 
                     VStack(alignment: .leading, spacing: 4) {
@@ -39,7 +39,7 @@ struct HealthKitAuthorizationCard: View {
                 if let errorMessage = healthKitManager.errorMessage {
                     Text(errorMessage)
                         .font(.caption)
-                        .foregroundColor(.red)
+                        .foregroundColor(AppColors.healthKit)
                         .multilineTextAlignment(.leading)
                 }
 

diff --git a/Bedtime/Bedtime/Views/LastNightCard.swift b/Bedtime/Bedtime/Views/LastNightCard.swift
@@ -27,7 +27,7 @@ struct LastNightCard: View {
                 HStack {
                     Image(systemName: "calendar")
                         .font(.title2)
-                        .foregroundColor(.blue)
+                        .foregroundColor(AppColors.lastNight)
                         .frame(width: Constants.iconWidth)
                     VStack(alignment: .leading, spacing: 4) {
                         Text("Last Night")
@@ -64,7 +64,7 @@ struct LastNightCard: View {
                                 Text(String(format: "%.1f", durationInHours!))
                                     .font(.title2)
                                     .fontWeight(.bold)
-                                    .foregroundStyle(durationInHours! > goal ? .green : .red)
+                                    .foregroundStyle(durationInHours! > goal ? AppColors.positive : AppColors.negative)
                                 Text("hours")
                                     .font(.subheadline)
                                     .foregroundColor(.secondary)
@@ -74,7 +74,7 @@ struct LastNightCard: View {
 
                     // Progress bar
                     ProgressBar(value: durationInHours!, total: goal)
-                        .tint(durationInHours! > goal ? .green : .red)
+                        .tint(durationInHours! > goal ? AppColors.positive : AppColors.negative)
 
                 } else {
                     Text("No sleep data available")

diff --git a/Bedtime/Bedtime/Views/RecentSleepSessionsCard.swift b/Bedtime/Bedtime/Views/RecentSleepSessionsCard.swift
@@ -28,7 +28,7 @@ struct RecentSleepSessionsCard: View {
                 HStack {
                     Image(systemName: "chart.line.uptrend.xyaxis")
                         .font(.title2)
-                        .foregroundColor(.purple)
+                        .foregroundColor(AppColors.recentSleep)
                         .frame(width: Constants.iconWidth)
 
                     VStack(alignment: .leading, spacing: 4) {

diff --git a/Bedtime/Bedtime/Views/SettingsView.swift b/Bedtime/Bedtime/Views/SettingsView.swift
@@ -38,7 +38,7 @@ struct SettingsView: View {
                         Slider(value: $preferences.sleepGoalHours, in: 6...12, step: 0.25) {
                             EmptyView()
                         }
-                            .accentColor(.blue)
+                            .accentColor(AppColors.accent)
                     }
                 }
 
@@ -62,7 +62,7 @@ struct SettingsView: View {
                         Slider(value: sleepBankDaysBinding, in: 3...14, step: 1) {
                             EmptyView()
                         }
-                        .accentColor(.blue)
+                        .accentColor(AppColors.accent)
 
                         Text("How many recent days to include in your sleep bank calculation")
                             .font(.caption)
@@ -82,7 +82,7 @@ struct SettingsView: View {
                         Slider(value: $preferences.maxSleepHoursPerNight, in: 8...16, step: 1) {
                             Text("Max")
                         }
-                        .accentColor(.blue)
+                        .accentColor(AppColors.accent)
 
                         HStack {
                             Text("Min sleep hours per night")
@@ -94,7 +94,7 @@ struct SettingsView: View {
                         Slider(value: $preferences.minSleepHoursPerNight, in: 2...10, step: 1) {
                             Text("Min")
                         }
-                        .accentColor(.blue)
+                        .accentColor(AppColors.accent)
                     }
                 }
 
@@ -134,14 +134,14 @@ struct SettingsView: View {
                             }) {
                                 Text("Source \(bundleIdentifier) is no longer available. Tap to delete.")
                                     .font(.caption)
-                                    .foregroundColor(.orange)
+                                    .foregroundColor(AppColors.warning)
                             }
                         }
 
                         if allExcluded {
                             Text("No sources selected. Sleep data will not be displayed.")
                                 .font(.caption)
-                                .foregroundColor(.orange)
+                                .foregroundColor(AppColors.warning)
                         }
 
                     } else {

diff --git a/Bedtime/Bedtime/Views/SleepBankCard.swift b/Bedtime/Bedtime/Views/SleepBankCard.swift
@@ -16,7 +16,7 @@ struct SleepBankCard: View {
                 HStack {
                     Image(systemName: sleepBank.isInDebt ? "moon.zzz.fill" : "moon.stars.fill")
                         .font(.title2)
-                        .foregroundColor(sleepBank.averageHours == nil ? .secondary : sleepBank.isInDebt ? .red : .green)
+                        .foregroundColor(sleepBank.averageHours == nil ? .secondary : sleepBank.isInDebt ? AppColors.negative : AppColors.positive)
                         .frame(width: Constants.iconWidth)
 
                     VStack(alignment: .leading, spacing: 4) {
@@ -44,7 +44,7 @@ struct SleepBankCard: View {
                                 Text(String(format: "%.1f", averageHours))
                                     .font(.title2)
                                     .fontWeight(.bold)
-                                    .foregroundColor(sleepBank.isInDebt ? .red : .green)
+                                    .foregroundColor(sleepBank.isInDebt ? AppColors.negative : AppColors.positive)
                                 Text("hours")
                                     .font(.subheadline)
                                     .foregroundColor(.secondary)
@@ -69,7 +69,7 @@ struct SleepBankCard: View {
                                 Text(String(format: "%.1f", abs(sleepBank.currentBalance)))
                                     .font(.title2)
                                     .fontWeight(.bold)
-                                    .foregroundColor(sleepBank.isInDebt ? .red : .green)
+                                    .foregroundColor(sleepBank.isInDebt ? AppColors.negative : AppColors.positive)
 
                                 Text("hours \(sleepBank.isInDebt ? "behind" : "ahead")")
                                     .font(.subheadline)