#151a27

Color #151a27

A muted very dark blue.

Closest named color Black #000000 · ΔE 13.55 Nearest Tailwind class gray-900 #101828 · ΔE 1.8

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Conversions

HEX

#151a27

RGB

rgb(21, 26, 39)

HSL

hsl(223.3, 30%, 11.8%)

HSV / HSB

hsv(223.3, 46.2%, 15.3%)

CMYK

cmyk(46.2%, 33.3%, 0%, 84.7%)

LAB

lab(9.36, 1.87, -9.62)

LCH

lch(9.36, 9.8, 281)

OKLCH

oklch(21.9%, 0.0267, 267.86)

HWB

hwb(223.3, 8.2%, 84.7%)

Harmony colors

Complementary

#272215

Analogous

#152327

#151a27

#191527

Triadic

#151a27

#27151a

#1a2715

Split-complementary

#151a27

#271915

#232715

Tetradic

#151a27

#221527

#272215

#1a2715

Square

#151a27

#271523

#272215

#152719

Shades

Color #151a27 mixed toward black.

#121621

#0e111a

#0b0d14

#07090d

#040407

Tints

Color #151a27 mixed toward white.

#2f3b58

#4a5b89

#6d80b0

#9eaacb

#ced5e5

Tones

Color #151a27 mixed toward gray.

#171b26

#181b24

#1a1c23

#1b1d21

#1d1d20

Accessibility

Aa White text on this color

17.37:1

Aa Black text on this color

1.21:1

White text reads better on this background (17.37:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#171724 · ΔE 2.9

Deuteranopia

#171724 · ΔE 2.9

Tritanopia

#152221 · ΔE 11.9

Achromatopsia

#1a1a1a · ΔE 8.2

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

Code

CSS

background-color: #151a27;

Tailwind (arbitrary value)

bg-[#151a27]

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

#151a27 (#151a27) is rgb(21, 26, 39) in RGB.

No, #151a27 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

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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 #151a27, or check how it holds up for accessibility.

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