RGB format page

RGB Color Codes

Explore RGB values with a live color picker, format-aware previews, conversion rows, and contrast guidance.

HEX RGBA HSL HSLA CMYK LAB LCH OKLCH

Custom picker

Fine-tune your color

Drag the field, adjust hue and alpha, or paste any supported format.

Hue 110°

Alpha 100%

Tip: you can paste formats like #3f7f2f, rgb(63, 127, 47), hsl(110, 45%, 35%), or oklch(0.7, 0.1, 220).

Current RGB value

Parsed from input

Value

Canonical page

rgb(0, 138, 138)

Foreground preview

WCAG contrast checker and foreground picker

Best auto foreground

Best contrast with dark


                        #0f172a

Auto-selects the strongest contrast against the current background.

Readable text preview

The quick brown fox jumps over the lazy dog.

Button preview

Contrast ratio

4.25

Passes only for large text

Element	AA	AAA
Small text	Fail	Fail
Large text	Pass	—
UI elements / graphics	Pass	N/A

AA for normal text is typically 4.5:1, AA for large text 3:1, AAA for normal text 7:1, and non-text UI elements typically 3:1.

About RGB

RGB

Red, green, and blue channel values.

RGB is a practical format for screen-based color work. It is common in CSS, graphics, APIs, and design systems because it maps directly to display channels.

Best for CSS, UI work, and pixel-based systems.

Convert to other formats

Jump directly to the same color in another notation.

HEX RGBA HSL HSLA CMYK LAB LCH OKLCH

Color Conversion

Same color in multiple code formats.

Swatch	Code	Value	HTML/CSS
	HEX		#008a8a
	RGB		rgb(0 138 138)
	RGBA		rgba(0 138 138 / 1)
	HSL		hsl(180 100% 27%)
	HSLA		hsla(180 100% 27% / 1)
	CMYK		cmyk(100 0 0 45.88)
	LAB		lab(51.8486 -30.46 -8.9511)
	LCH		lch(51.8486 31.748 196.38)
	OKLCH		oklch(0.5735 0.0979 194.77)