#25313d

Color #25313d

A muted very dark blue.

Closest named color Charcoal #36454f · ΔE 8.91 Nearest Tailwind class gray-800 #1e2939 · ΔE 3.8

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Conversions

HEX

#25313d

RGB

rgb(37, 49, 61)

HSL

hsl(210, 24.5%, 19.2%)

HSV / HSB

hsv(210, 39.3%, 23.9%)

CMYK

cmyk(39.3%, 19.7%, 0%, 76.1%)

LAB

lab(19.75, -1.46, -9.2)

LCH

lch(19.75, 9.32, 260.98)

OKLCH

oklch(30.8%, 0.0272, 248.63)

HWB

hwb(210, 14.5%, 76.1%)

Harmony colors

Complementary

#3d3125

Analogous

#253d3d

#25313d

#25253d

Triadic

#25313d

#3d2531

#313d25

Split-complementary

#25313d

#3d2525

#3d3d25

Tetradic

#25313d

#31253d

#3d3125

#313d25

Square

#25313d

#3d253d

#3d3125

#253d25

Shades

Color #25313d mixed toward black.

#1f2933

#192129

#12181e

#0c1014

#06080a

Tints

Color #25313d mixed toward white.

#3f5368

#597692

#7f98b1

#a9bacb

#d4dde5

Tones

Color #25313d mixed toward gray.

#27313b

#293139

#2b3137

#2d3135

#2f3133

Accessibility

Aa White text on this color

13.25:1

Aa Black text on this color

1.59:1

White text reads better on this background (13.25:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2b2b3a · ΔE 7.5

Deuteranopia

#2a293a · ΔE 8.7

Tritanopia

#263838 · ΔE 9.1

Achromatopsia

#303030 · ΔE 7.8

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

Code

CSS

background-color: #25313d;

Tailwind (arbitrary value)

bg-[#25313d]

Related colors

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Steel Blue #4682b4

Light Steel Blue #b0c4de

Frequently asked questions

#25313d (#25313d) is rgb(37, 49, 61) in RGB.

No, #25313d 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 #25313d, or check how it holds up for accessibility.

Generate a palette → Check contrast