Merge pull request #10 from maitamdev/feat/color-utils

feat(utils): add color utilities

Author: maitamdev

src/utils/colorUtils.ts

@@ -0,0 +1,13 @@
+// Color utility functions
+export function hexToRgb(hex: string): { r: number; g: number; b: number } | null {
+  const result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
+  return result ? { r: parseInt(result[1], 16), g: parseInt(result[2], 16), b: parseInt(result[3], 16) } : null;
+}
+
+export function getContrastColor(hex: string): string {
+  const rgb = hexToRgb(hex);
+  if (!rgb) return '#000000';
+  const brightness = (rgb.r * 299 + rgb.g * 587 + rgb.b * 114) / 1000;
+  return brightness > 128 ? '#000000' : '#ffffff';
+}
+