颜色工具
免费 color tools — picker, palette generator, contrast checker, gradient generator, converter. All in your browser.
Color Picker
HEX, RGB, HSL — click to copy.
Palette Generator
5 harmonious swatches.
Contrast Checker
WCAG AA/AAA ratios.
Gradient Generator
CSS gradient + code.
颜色转换器
HEX ↔ RGB ↔ HSL ↔ HSV ↔ CMYK.