#18212b

Color #18212b

A muted very dark blue.

Closest named color Black #000000 · ΔE 14.7 Nearest Tailwind class gray-800 #1e2939 · ΔE 4

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Conversions

HEX

#18212b

RGB

rgb(24, 33, 43)

HSL

hsl(211.6, 28.4%, 13.1%)

HSV / HSB

hsv(211.6, 44.2%, 16.9%)

CMYK

cmyk(44.2%, 23.3%, 0%, 83.1%)

LAB

lab(12.33, -0.82, -7.96)

LCH

lch(12.33, 8, 264.12)

OKLCH

oklch(24.4%, 0.0232, 251.41)

HWB

hwb(211.6, 9.4%, 83.1%)

Harmony colors

Complementary

#2b2218

Analogous

#182a2b

#18212b

#18182b

Triadic

#18212b

#2b1821

#212b18

Split-complementary

#18212b

#2b1818

#2a2b18

Tetradic

#18212b

#22182b

#2b2218

#212b18

Square

#18212b

#2b182a

#2b2218

#182b18

Shades

Color #18212b mixed toward black.

#141b24

#10161d

#0c1015

#080b0e

#040507

Tints

Color #18212b mixed toward white.

#32455a

#4d6a8a

#718fb0

#a0b4ca

#d0dae5

Tones

Color #18212b mixed toward gray.

#192129

#1b2128

#1d2126

#1e2125

#202123

Accessibility

Aa White text on this color

16.26:1

Aa Black text on this color

1.29:1

White text reads better on this background (16.26:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1c1c29 · ΔE 6.3

Deuteranopia

#1c1b28 · ΔE 6.9

Tritanopia

#192727 · ΔE 8.2

Achromatopsia

#202020 · ΔE 6.8

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

Code

CSS

background-color: #18212b;

Tailwind (arbitrary value)

bg-[#18212b]

Related colors

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Light Steel Blue #b0c4de

Alice Blue #f0f8ff

Steel Blue #4682b4

Frequently asked questions

#18212b (#18212b) is rgb(24, 33, 43) in RGB.

No, #18212b 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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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 #18212b, or check how it holds up for accessibility.

Generate a palette → Check contrast