#220cb1

Color #220cb1

A vivid, highly saturated dark blue.

Closest named color Dark Blue #00008b · ΔE 14.63 Nearest Tailwind class indigo-800 #372aac · ΔE 5.1

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#220cb1

RGB

rgb(34, 12, 177)

HSL

hsl(248, 87.3%, 37.1%)

HSV / HSB

hsv(248, 93.2%, 69.4%)

CMYK

cmyk(80.8%, 93.2%, 0%, 30.6%)

LAB

lab(22.92, 57.8, -78.32)

LCH

lch(22.92, 97.34, 306.43)

OKLCH

oklch(36.2%, 0.2263, 271.09)

HWB

hwb(248, 4.7%, 30.6%)

Harmony colors

Complementary

#9bb10c

Analogous

#0c49b1

#220cb1

#750cb1

Triadic

#220cb1

#b1220c

#0cb122

Split-complementary

#220cb1

#b1750c

#49b10c

Tetradic

#220cb1

#b10c9b

#9bb10c

#0cb122

Square

#220cb1

#b10c49

#9bb10c

#0cb175

Shades

Color #220cb1 mixed toward black.

#1c0a94

#170876

#110659

#0b043b

#06021e

Tints

Color #220cb1 mixed toward white.

#2c0fe3

#5037f1

#7b69f5

#a79bf8

#d3cdfc

Tones

Color #220cb1 mixed toward gray.

#2c1aa3

#362896

#403588

#4a437a

#55516c

Accessibility

Aa White text on this color

11.96:1

Aa Black text on this color

1.76:1

White text reads better on this background (11.96:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1b1a9c · ΔE 3.3

Deuteranopia

#1c1d97 · ΔE 4.2

Tritanopia

#218984 · ΔE 44.4

Achromatopsia

#373737 · ΔE 30.5

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #220cb1;

Tailwind (arbitrary value)

bg-[#220cb1]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#220cb1 (#220cb1) is rgb(34, 12, 177) in RGB.

No, #220cb1 is not web-safe. The nearest web-safe colors are among its tones and shades below.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

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Build something with this color

Generate a full palette from #220cb1, or check how it holds up for accessibility.

Generate a palette → Check contrast