#231e56

Color #231e56

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 18.76 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 1.8

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Conversions

HEX

#231e56

RGB

rgb(35, 30, 86)

HSL

hsl(245.4, 48.3%, 22.7%)

HSV / HSB

hsv(245.4, 65.1%, 33.7%)

CMYK

cmyk(59.3%, 65.1%, 0%, 66.3%)

LAB

lab(15.26, 20.34, -33.32)

LCH

lch(15.26, 39.04, 301.4)

OKLCH

oklch(27.8%, 0.0977, 281.99)

HWB

hwb(245.4, 11.8%, 66.3%)

Harmony colors

Complementary

#51561e

Analogous

#1e3556

#231e56

#3f1e56

Triadic

#231e56

#56231e

#1e5623

Split-complementary

#231e56

#563f1e

#35561e

Tetradic

#231e56

#561e51

#51561e

#1e5623

Square

#231e56

#561e35

#51561e

#1e563f

Shades

Color #231e56 mixed toward black.

#1d1948

#171439

#110f2b

#0c0a1d

#06050e

Tints

Color #231e56 mixed toward white.

#372f87

#4b40b7

#756dcc

#a39edd

#d1ceee

Tones

Color #231e56 mixed toward gray.

#272351

#2b274d

#2e2c48

#323143

#36353f

Accessibility

Aa White text on this color

15.09:1

Aa Black text on this color

1.39:1

White text reads better on this background (15.09:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#21214d · ΔE 3.1

Deuteranopia

#21224a · ΔE 4.2

Tritanopia

#234442 · ΔE 26.5

Achromatopsia

#262626 · ΔE 21.8

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

Code

CSS

background-color: #231e56;

Tailwind (arbitrary value)

bg-[#231e56]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#231e56 (#231e56) is rgb(35, 30, 86) in RGB.

No, #231e56 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 #231e56, or check how it holds up for accessibility.

Generate a palette → Check contrast