16 lines
523 B
Dart
16 lines
523 B
Dart
import 'package:flutter/material.dart';
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Color darken(Color color, [double amount = .03]) {
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assert(amount >= 0 && amount <= 1);
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final hsl = HSLColor.fromColor(color);
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final hslDark = hsl.withLightness((hsl.lightness - amount).clamp(0.0, 1.0));
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return hslDark.toColor();
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}
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Color lighten(Color color, [double amount = .07]) {
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assert(amount >= 0 && amount <= 1);
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final hsl = HSLColor.fromColor(color);
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final hslLight = hsl.withLightness((hsl.lightness + amount).clamp(0.0, 1.0));
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return hslLight.toColor();
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}
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