#031a3e

Color #031a3e

A vivid, highly saturated very dark blue.

Closest named color Charcoal #36454f · ΔE 27.75 Nearest Tailwind class blue-950 #162456 · ΔE 5

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Conversions

HEX

#031a3e

RGB

rgb(3, 26, 62)

HSL

hsl(216.6, 90.8%, 12.7%)

HSV / HSB

hsv(216.6, 95.2%, 24.3%)

CMYK

cmyk(95.2%, 58.1%, 0%, 75.7%)

LAB

lab(9.84, 7.44, -25.61)

LCH

lch(9.84, 26.67, 286.2)

OKLCH

oklch(22.5%, 0.0753, 258.44)

HWB

hwb(216.6, 1.2%, 75.7%)

Harmony colors

Complementary

#3e2703

Analogous

#03373e

#031a3e

#09033e

Triadic

#031a3e

#3e031a

#1a3e03

Split-complementary

#031a3e

#3e0903

#373e03

Tetradic

#031a3e

#27033e

#3e2703

#1a3e03

Square

#031a3e

#3e0337

#3e2703

#033e09

Shades

Color #031a3e mixed toward black.

#021633

#021129

#010d1f

#010915

#00040a

Tints

Color #031a3e mixed toward white.

#063885

#0a55cb

#2b79f5

#71a6f8

#b8d2fc

Tones

Color #031a3e mixed toward gray.

#081b39

#0d1c34

#121d2f

#171e2a

#1b1f25

Accessibility

Aa White text on this color

17.2:1

Aa Black text on this color

1.22:1

White text reads better on this background (17.2:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#101038 · ΔE 5.8

Deuteranopia

#0e0c36 · ΔE 6.3

Tritanopia

#053231 · ΔE 23.2

Achromatopsia

#1b1b1b · ΔE 17.1

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

Code

CSS

background-color: #031a3e;

Tailwind (arbitrary value)

bg-[#031a3e]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Royal Blue #4169e1

Frequently asked questions

#031a3e (#031a3e) is rgb(3, 26, 62) in RGB.

No, #031a3e 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 #031a3e, or check how it holds up for accessibility.

Generate a palette → Check contrast