#312557

Color #312557

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 19.47 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 4.2

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Conversions

HEX

#312557

RGB

rgb(49, 37, 87)

HSL

hsl(254.4, 40.3%, 24.3%)

HSV / HSB

hsv(254.4, 57.5%, 34.1%)

CMYK

cmyk(43.7%, 57.5%, 0%, 65.9%)

LAB

lab(18.65, 19.33, -28.46)

LCH

lch(18.65, 34.4, 304.18)

OKLCH

oklch(30.7%, 0.0868, 291.48)

HWB

hwb(254.4, 14.5%, 65.9%)

Harmony colors

Complementary

#4b5725

Analogous

#253257

#312557

#4a2557

Triadic

#312557

#573125

#255731

Split-complementary

#312557

#574a25

#325725

Tetradic

#312557

#57254b

#4b5725

#255731

Square

#312557

#572532

#4b5725

#25574a

Shades

Color #312557 mixed toward black.

#291f48

#21193a

#18122b

#100c1d

#08060e

Tints

Color #312557 mixed toward white.

#4a3884

#644bb1

#8a78c5

#b1a5d9

#d8d2ec

Tones

Color #312557 mixed toward gray.

#332953

#352d4f

#37314a

#3a3646

#3c3a42

Accessibility

Aa White text on this color

13.7:1

Aa Black text on this color

1.53:1

White text reads better on this background (13.7:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2c2c4e · ΔE 5.4

Deuteranopia

#2d2e4c · ΔE 6.8

Tritanopia

#304645 · ΔE 24.5

Achromatopsia

#2d2d2d · ΔE 20.7

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

Code

CSS

background-color: #312557;

Tailwind (arbitrary value)

bg-[#312557]

Related colors

Medium Purple #9370db

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Navy #000080

Lavender #e6e6fa

Frequently asked questions

#312557 (#312557) is rgb(49, 37, 87) in RGB.

No, #312557 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 #312557, or check how it holds up for accessibility.

Generate a palette → Check contrast