#181d25

Color #181d25

A muted very dark blue.

Closest named color Black #000000 · ΔE 12.29 Nearest Tailwind class zinc-900 #18181b · ΔE 3.9

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Conversions

HEX

#181d25

RGB

rgb(24, 29, 37)

HSL

hsl(216.9, 21.3%, 12%)

HSV / HSB

hsv(216.9, 35.1%, 14.5%)

CMYK

cmyk(35.1%, 21.6%, 0%, 85.5%)

LAB

lab(10.6, 0.11, -6.21)

LCH

lch(10.6, 6.21, 271.01)

OKLCH

oklch(22.9%, 0.0173, 259.67)

HWB

hwb(216.9, 9.4%, 85.5%)

Harmony colors

Complementary

#252018

Analogous

#182425

#181d25

#1a1825

Triadic

#181d25

#25181d

#1d2518

Split-complementary

#181d25

#251a18

#242518

Tetradic

#181d25

#201825

#252018

#1d2518

Square

#181d25

#251824

#252018

#18251a

Shades

Color #181d25 mixed toward black.

#14181f

#101319

#0c0f13

#080a0c

#040506

Tints

Color #181d25 mixed toward white.

#364152

#536480

#7789a7

#a4b1c4

#d2d8e2

Tones

Color #181d25 mixed toward gray.

#191d24

#1a1e23

#1b1e22

#1c1e21

#1e1e20

Accessibility

Aa White text on this color

16.92:1

Aa Black text on this color

1.24:1

White text reads better on this background (16.92:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1a1a23 · ΔE 3.5

Deuteranopia

#1a1a23 · ΔE 3.5

Tritanopia

#182221 · ΔE 7.9

Achromatopsia

#1d1d1d · ΔE 5.5

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

Code

CSS

background-color: #181d25;

Tailwind (arbitrary value)

bg-[#181d25]

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

#181d25 (#181d25) is rgb(24, 29, 37) in RGB.

No, #181d25 is not web-safe. The nearest web-safe colors are among its tones and shades below.

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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Palette Generator

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Build something with this color

Generate a full palette from #181d25, or check how it holds up for accessibility.

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