#183f50

Color #183f50

A moderately saturated dark cyan.

Closest named color Charcoal #36454f · ΔE 8.56 Nearest Tailwind class cyan-950 #053345 · ΔE 3.9

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Conversions

HEX

#183f50

RGB

rgb(24, 63, 80)

HSL

hsl(198.2, 53.8%, 20.4%)

HSV / HSB

hsv(198.2, 70%, 31.4%)

CMYK

cmyk(70%, 21.2%, 0%, 68.6%)

LAB

lab(24.73, -7.61, -14.35)

LCH

lch(24.73, 16.24, 242.06)

OKLCH

oklch(34.8%, 0.0526, 229.62)

HWB

hwb(198.2, 9.4%, 68.6%)

Harmony colors

Complementary

#502918

Analogous

#185045

#183f50

#182350

Triadic

#183f50

#50183f

#3f5018

Split-complementary

#183f50

#501823

#504518

Tetradic

#183f50

#291850

#502918

#3f5018

Square

#183f50

#451850

#502918

#235018

Shades

Color #183f50 mixed toward black.

#143543

#102a35

#0c2028

#08151b

#040b0d

Tints

Color #183f50 mixed toward white.

#286884

#3791b8

#63afd0

#97cae0

#cbe4ef

Tones

Color #183f50 mixed toward gray.

#1d3d4b

#213b47

#263a42

#2b383d

#2f3639

Accessibility

Aa White text on this color

11.26:1

Aa Black text on this color

1.87:1

White text reads better on this background (11.26:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2d2e4c · ΔE 16.9

Deuteranopia

#2b284b · ΔE 18.6

Tritanopia

#1b4949 · ΔE 10.6

Achromatopsia

#3b3b3b · ΔE 13

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

Code

CSS

background-color: #183f50;

Tailwind (arbitrary value)

bg-[#183f50]

Related colors

Sky Blue #87ceeb

Deep Sky Blue #00bfff

Light Blue #add8e6

Light Sky Blue #87cefa

Charcoal #36454f

Steel Blue #4682b4

Frequently asked questions

#183f50 (#183f50) is rgb(24, 63, 80) in RGB.

No, #183f50 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

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 #183f50, or check how it holds up for accessibility.

Generate a palette → Check contrast