Indigo color: hex codes, shades and palettes

Palettes built around indigo. Click any swatch to copy its hex code.

Indigo is #4B0082 — deep vivid violet. Below are its shades with hex codes, the values in every common format, and indigo color palettes to copy.

Indigo hex, RGB, HSL and OKLCH

#4B0082
HEX
#4B0082
RGB
rgb(75, 0, 130)
HSL
hsl(275, 100%, 25%)
OKLCH
oklch(33.9% 0.179 301.7)
On white
12.95:1
On black
1.62:1

Shades of indigo

Eleven steps from one base color, generated in OKLCH so each step is an equal perceived step rather than an equal numeric one. Click a swatch to copy it.

Contrast and readability

Indigo on white measures 12.95:1 and on black 1.62:1. WCAG AA asks for 4.5:1 on normal text and 3:1 on large text and UI components, so the higher of those two decides which background it belongs on. In the scale above, 500 is the first to clear 4.5:1 on white, at 5.72:1.

The contrast checker reports every level for a given pair and suggests the nearest passing shade on the same hue. The color picker builds this same scale from any color you paste in.

Related colors:purple, lavender, violet, lilac, plum, eggplant. See every shade on the colors index.