#152840

Color #152840

A moderately saturated very dark blue.

Closest named color Charcoal #36454f · ΔE 16.48 Nearest Tailwind class slate-800 #1d293d · ΔE 2.1

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Conversions

HEX

#152840

RGB

rgb(21, 40, 64)

HSL

hsl(213.5, 50.6%, 16.7%)

HSV / HSB

hsv(213.5, 67.2%, 25.1%)

CMYK

cmyk(67.2%, 37.5%, 0%, 74.9%)

LAB

lab(15.73, 1.1, -17.57)

LCH

lch(15.73, 17.6, 273.58)

OKLCH

oklch(27.4%, 0.0514, 254.99)

HWB

hwb(213.5, 8.2%, 74.9%)

Harmony colors

Complementary

#402d15

Analogous

#153e40

#152840

#181540

Triadic

#152840

#401528

#284015

Split-complementary

#152840

#401815

#3e4015

Tetradic

#152840

#2d1540

#402d15

#284015

Square

#152840

#40153e

#402d15

#154018

Shades

Color #152840 mixed toward black.

#122135

#0e1b2b

#0b1420

#070d15

#04070b

Tints

Color #152840 mixed toward white.

#274975

#386bab

#5f8fcb

#94b4dc

#cadaee

Tones

Color #152840 mixed toward gray.

#19283d

#1c2939

#202935

#232a32

#272a2e

Accessibility

Aa White text on this color

14.9:1

Aa Black text on this color

1.41:1

White text reads better on this background (14.9:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1f1f3b · ΔE 8.3

Deuteranopia

#1e1c3a · ΔE 9.4

Tritanopia

#163736 · ΔE 17.2

Achromatopsia

#272727 · ΔE 12.6

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

Code

CSS

background-color: #152840;

Tailwind (arbitrary value)

bg-[#152840]

Related colors

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Cornflower Blue #6495ed

Alice Blue #f0f8ff

Frequently asked questions

#152840 (#152840) is rgb(21, 40, 64) in RGB.

No, #152840 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 #152840, or check how it holds up for accessibility.

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