Question 1

What color formats are supported?

Accepted Answer

HEX, RGB, and HSL — you can convert between all three instantly.

Question 2

What is WCAG contrast?

Accepted Answer

WCAG contrast ratio measures readability of text against backgrounds. AA requires 4.5:1, AAA requires 7:1.

Question 3

How do I convert online free?

Accepted Answer

Pick the from and to units above and the result appears instantly. Free, no sign-up, works on mobile.

Question 4

Which units are supported?

Accepted Answer

All common units are supported. Choose from the dropdowns above for an instant free conversion.

Question 5

Is the conversion instant?

Accepted Answer

Yes. Results appear live as you type, with no sign-up and no page reload.

Question 6

Is this Color Picker & Converter free?

Accepted Answer

Yes, completely free with no sign-up. Use it unlimited times online on any device.