#051237

Color #051237

A vivid, highly saturated very dark blue.

Closest named color Black #000000 · ΔE 28.58 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 5.7

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Conversions

HEX

#051237

RGB

rgb(5, 18, 55)

HSL

hsl(224.4, 83.3%, 11.8%)

HSV / HSB

hsv(224.4, 90.9%, 21.6%)

CMYK

cmyk(90.9%, 67.3%, 0%, 78.4%)

LAB

lab(6.69, 10.59, -25.69)

LCH

lch(6.69, 27.79, 292.4)

OKLCH

oklch(19.9%, 0.0749, 264.64)

HWB

hwb(224.4, 2%, 78.4%)

Harmony colors

Complementary

#372a05

Analogous

#052b37

#051237

#110537

Triadic

#051237

#370512

#123705

Split-complementary

#051237

#371105

#2b3705

Tetradic

#051237

#2a0537

#372a05

#123705

Square

#051237

#37052b

#372a05

#053711

Shades

Color #051237 mixed toward black.

#040f2e

#030c25

#03091c

#020612

#010309

Tints

Color #051237 mixed toward white.

#0b297c

#123fc1

#3162ec

#7696f2

#bacbf9

Tones

Color #051237 mixed toward gray.

#091433

#0d162f

#12182b

#161a26

#1a1c22

Accessibility

Aa White text on this color

18.29:1

Aa Black text on this color

1.15:1

White text reads better on this background (18.29:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#0b0c31 · ΔE 2.3

Deuteranopia

#0b092f · ΔE 2.8

Tritanopia

#062b2a · ΔE 24

Achromatopsia

#151515 · ΔE 17.9

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

Code

CSS

background-color: #051237;

Tailwind (arbitrary value)

bg-[#051237]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#051237 (#051237) is rgb(5, 18, 55) in RGB.

No, #051237 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 #051237, or check how it holds up for accessibility.

Generate a palette → Check contrast