Convert between HEX, RGB, and HSL color formats
6-digit code using 0-9 and A-F. Most common in web design.
Example: #3b82f6
Uses three values (0-255) for red, green, and blue channels.
Example: rgb(59, 130, 246)
More intuitive: Hue (0-360°), Saturation (0-100%), Lightness (0-100%).
Example: hsl(217, 91%, 60%)