What is the hex code for Indigo?

Indigo is #4B0082 (oklch(0.339 0.179 301.7) in OKLCH, Lab 19.72 47.03 -54.28).

Is Indigo readable on white?

Against white, Indigo measures 12.95:1 WCAG (AAA) and APCA Lc 97. Against #0F172A: 1.38:1, Fail.

How do I use Indigo in Colorise Pro?

Open Indigo in the Colorise Pro color picker for harmonies, or seed Studio with #4B0082 to grow a full OKLCH token ramp.

Named color · #4B0082

Indigo

#4B0082

oklch(0.339 0.179 301.7)

Lab 19.72 47.03 -54.28

HEX

#4B0082

OKLCH

oklch(0.339 0.179 301.7)

CIE Lab

19.72 47.03 -54.28

RGB

75 0 130

Open in Picker Open in Studio Check contrast All color codes

Readability

On white

12.95:1 · Lc 97

AAA

On #0F172A

1.38:1 · Lc 0

Fail

Nearest named siblings

Closest dictionary entries by perceptual Lab distance.

About Indigo

Indigo sits at oklch(0.339 0.179 301.7) in OKLCH — lightness, chroma, and hue expressed perceptually — and #4B0082 in sRGB. Use it as a seed in Colorise Pro Studio to grow a token ramp, or send it to the picker to explore harmonies and scales. Browse more named colors in the color names directory.

FAQ

What is the hex code for Indigo?: #4B0082 — also oklch(0.339 0.179 301.7) and Lab 19.72 47.03 -54.28.
Can I use Indigo for text on white?: On white: 12.95:1 (AAA), APCA Lc 97. On dark ink: 1.38:1 (Fail). Check pairs in the contrast tool.

Named color · #4B0082

Indigo

#4B0082

oklch(0.339 0.179 301.7)

Lab 19.72 47.03 -54.28

HEX

#4B0082

OKLCH

oklch(0.339 0.179 301.7)

CIE Lab

19.72 47.03 -54.28

RGB

75 0 130

Open in Picker Open in Studio Check contrast All color codes

Readability

On white

12.95:1 · Lc 97

AAA

On #0F172A

1.38:1 · Lc 0

Fail

Nearest named siblings

Closest dictionary entries by perceptual Lab distance.

About Indigo

FAQ

What is the hex code for Indigo?: #4B0082 — also oklch(0.339 0.179 301.7) and Lab 19.72 47.03 -54.28.
Can I use Indigo for text on white?: On white: 12.95:1 (AAA), APCA Lc 97. On dark ink: 1.38:1 (Fail). Check pairs in the contrast tool.