#252639

Color #252639

A muted very dark blue.

Closest named color Charcoal #36454f · ΔE 15.61 Nearest Tailwind class slate-800 #1d293d · ΔE 5.1

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

Conversions

HEX

#252639

RGB

rgb(37, 38, 57)

HSL

hsl(237, 21.3%, 18.4%)

HSV / HSB

hsv(237, 35.1%, 22.4%)

CMYK

cmyk(35.1%, 33.3%, 0%, 77.6%)

LAB

lab(15.88, 4.98, -12.38)

LCH

lch(15.88, 13.34, 291.91)

OKLCH

oklch(27.7%, 0.035, 281.53)

HWB

hwb(237, 14.5%, 77.6%)

Harmony colors

Complementary

#393825

Analogous

#253039

#252639

#2e2539

Triadic

#252639

#392526

#263925

Split-complementary

#252639

#392e25

#303925

Tetradic

#252639

#382539

#393825

#263925

Square

#252639

#392530

#393825

#25392e

Shades

Color #252639 mixed toward black.

#1f202f

#191926

#12131c

#0c0d13

#060609

Tints

Color #252639 mixed toward white.

#404263

#5c5e8d

#8183ad

#abacc8

#d5d6e4

Tones

Color #252639 mixed toward gray.

#272737

#282936

#2a2a34

#2c2c32

#2d2d31

Accessibility

Aa White text on this color

14.84:1

Aa Black text on this color

1.41:1

White text reads better on this background (14.84:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#252535 · ΔE 1.4

Deuteranopia

#252534 · ΔE 1.9

Tritanopia

#253231 · ΔE 15.4

Achromatopsia

#272727 · ΔE 10.9

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

Code

CSS

background-color: #252639;

Tailwind (arbitrary value)

bg-[#252639]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#252639 (#252639) is rgb(37, 38, 57) in RGB.

No, #252639 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 #252639, or check how it holds up for accessibility.

Generate a palette → Check contrast