What is the Color Converter?
Colors on the web can be written as HEX (#0D9488), RGB (rgb(13, 148, 136)) or HSL (hsl(174, 84%, 32%)). Cubestack converts between them instantly and shows a live swatch so you can check the color.
How to use it
- 1
Enter a color
Type a HEX code, RGB values or use the picker.
- 2
Apply
Convert from HEX or from RGB.
- 3
Copy
Copy the HEX, RGB or HSL value you need.
Features
HEX ↔ RGB ↔ HSL
Convert in any direction.
Color picker
Pick a color visually instead of typing.
Live preview
A swatch shows the exact color.
CSS-ready copy
Copy values formatted for CSS.
Popular uses
Design handoff
Turn design HEX codes into RGB or HSL for code.
Theming
Use HSL to create lighter and darker shades.
Brand colors
Keep brand colors consistent across tools.
Frequently asked questions
What is HSL good for?
HSL (hue, saturation, lightness) makes it easy to create tints and shades by changing lightness only.
Does it support 3-digit HEX?
Use the full 6-digit form (e.g. #ffffff) for reliable conversion.
What about transparency?
Alpha isn't converted here; add it in CSS with rgb(r g b / 50%) or an 8-digit HEX.