What range do R, G, and B use?

Each value is 0–255. 0 is none, 255 is full intensity.

How is hex derived from RGB?

Hex is the same values in base 16, e.g. R=255 → FF.

Enter whole numbers 0–255; decimals are rounded.

Enter RGB values (0–255) to see a color swatch and get the hex code. Copy hex for CSS and design.

R (0–255)

G (0–255)

B (0–255)

Hex: #FF8000

RGB: rgb(255, 128, 0)

What range do R, G, and B use?: Each value is 0–255. 0 is none, 255 is full intensity.
How is hex derived from RGB?: Hex is the same values in base 16, e.g. R=255 → FF.
Can I use decimals?: Enter whole numbers 0–255; decimals are rounded.

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