#221e4c

Color #221e4c

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 23.7 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 1.7

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

Conversions

HEX

#221e4c

RGB

rgb(34, 30, 76)

HSL

hsl(245.2, 43.4%, 20.8%)

HSV / HSB

hsv(245.2, 60.5%, 29.8%)

CMYK

cmyk(55.3%, 60.5%, 0%, 70.2%)

LAB

lab(14.35, 16.46, -28)

LCH

lch(14.35, 32.48, 300.45)

OKLCH

oklch(26.8%, 0.0822, 283.29)

HWB

hwb(245.2, 11.8%, 70.2%)

Harmony colors

Complementary

#484c1e

Analogous

#1e314c

#221e4c

#391e4c

Triadic

#221e4c

#4c221e

#1e4c22

Split-complementary

#221e4c

#4c391e

#314c1e

Tetradic

#221e4c

#4c1e48

#484c1e

#1e4c22

Square

#221e4c

#4c1e31

#484c1e

#1e4c39

Shades

Color #221e4c mixed toward black.

#1c193f

#171433

#110f26

#0b0a19

#06050d

Tints

Color #221e4c mixed toward white.

#38317c

#4d44ad

#766ec6

#a49ed9

#d1cfec

Tones

Color #221e4c mixed toward gray.

#252248

#282644

#2c2a41

#2f2d3d

#323139

Accessibility

Aa White text on this color

15.46:1

Aa Black text on this color

1.36:1

White text reads better on this background (15.46:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#202044 · ΔE 3

Deuteranopia

#212142 · ΔE 4

Tritanopia

#223d3b · ΔE 25.3

Achromatopsia

#242424 · ΔE 19.9

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

Code

CSS

background-color: #221e4c;

Tailwind (arbitrary value)

bg-[#221e4c]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#221e4c (#221e4c) is rgb(34, 30, 76) in RGB.

No, #221e4c is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

Related tools

Colors

HEX to RGB Converter

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

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Contrast Checker

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

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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 #221e4c, or check how it holds up for accessibility.

Generate a palette → Check contrast