#312491

Color #312491

A moderately saturated dark blue.

Closest named color Midnight Blue #191970 · ΔE 13.52 Nearest Tailwind class indigo-900 #312c85 · ΔE 3.1

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

Conversions

HEX

#312491

RGB

rgb(49, 36, 145)

HSL

hsl(247.2, 60.2%, 35.5%)

HSV / HSB

hsv(247.2, 75.2%, 56.9%)

CMYK

cmyk(66.2%, 75.2%, 0%, 43.1%)

LAB

lab(23.53, 39.25, -57.76)

LCH

lch(23.53, 69.83, 304.2)

OKLCH

oklch(35.8%, 0.1689, 278.96)

HWB

hwb(247.2, 14.1%, 43.1%)

Harmony colors

Complementary

#849124

Analogous

#244d91

#312491

#682491

Triadic

#312491

#913124

#249131

Split-complementary

#312491

#916824

#4d9124

Tetradic

#312491

#912484

#849124

#249131

Square

#312491

#91244d

#849124

#249168

Shades

Color #312491 mixed toward black.

#291e79

#211861

#191249

#100c30

#080618

Tints

Color #312491 mixed toward white.

#402fbd

#5f4fd3

#877bde

#afa7e9

#d7d3f4

Tones

Color #312491 mixed toward gray.

#382d88

#3f367f

#463f76

#4d486d

#545164

Accessibility

Aa White text on this color

11.72:1

Aa Black text on this color

1.79:1

White text reads better on this background (11.72:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2c2c81 · ΔE 3.9

Deuteranopia

#2d2e7d · ΔE 4.9

Tritanopia

#30726e · ΔE 36.2

Achromatopsia

#383838 · ΔE 27.2

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

Code

CSS

background-color: #312491;

Tailwind (arbitrary value)

bg-[#312491]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#312491 (#312491) is rgb(49, 36, 145) in RGB.

No, #312491 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.

Try it → Accessibility

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 #312491, or check how it holds up for accessibility.

Generate a palette → Check contrast