#231d44

Color #231d44

A moderately saturated very dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 27.68 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 3.5

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Conversions

HEX

#231d44

RGB

rgb(35, 29, 68)

HSL

hsl(249.2, 40.2%, 19%)

HSV / HSB

hsv(249.2, 57.4%, 26.7%)

CMYK

cmyk(48.5%, 57.4%, 0%, 73.3%)

LAB

lab(13.55, 14.59, -23.74)

LCH

lch(13.55, 27.86, 301.57)

OKLCH

oklch(26.1%, 0.0707, 287.54)

HWB

hwb(249.2, 11.4%, 73.3%)

Harmony colors

Complementary

#3e441d

Analogous

#1d2a44

#231d44

#361d44

Triadic

#231d44

#44231d

#1d4423

Split-complementary

#231d44

#44361d

#2a441d

Tetradic

#231d44

#441d3e

#3e441d

#1d4423

Square

#231d44

#441d2a

#3e441d

#1d4436

Shades

Color #231d44 mixed toward black.

#1d1839

#17132d

#110e22

#0c0a17

#06050b

Tints

Color #231d44 mixed toward white.

#3c3274

#5546a4

#7b6ec1

#a79ed6

#d3cfea

Tones

Color #231d44 mixed toward gray.

#252041

#27233d

#2a273a

#2c2a37

#2e2d34

Accessibility

Aa White text on this color

15.78:1

Aa Black text on this color

1.33:1

White text reads better on this background (15.78:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#21203d · ΔE 3.7

Deuteranopia

#21213b · ΔE 5

Tritanopia

#233735 · ΔE 24

Achromatopsia

#232323 · ΔE 18.5

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

Code

CSS

background-color: #231d44;

Tailwind (arbitrary value)

bg-[#231d44]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#231d44 (#231d44) is rgb(35, 29, 68) in RGB.

No, #231d44 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.

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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 #231d44, or check how it holds up for accessibility.

Generate a palette → Check contrast