#12313e

Color #12313e

A moderately saturated very dark cyan.

Closest named color Charcoal #36454f · ΔE 10.91 Nearest Tailwind class cyan-950 #053345 · ΔE 2.3

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Conversions

HEX

#12313e

RGB

rgb(18, 49, 62)

HSL

hsl(197.7, 55%, 15.7%)

HSV / HSB

hsv(197.7, 71%, 24.3%)

CMYK

cmyk(71%, 21%, 0%, 75.7%)

LAB

lab(18.68, -6.64, -11.61)

LCH

lch(18.68, 13.37, 240.23)

OKLCH

oklch(29.6%, 0.0433, 228.37)

HWB

hwb(197.7, 7.1%, 75.7%)

Harmony colors

Complementary

#3e1f12

Analogous

#123e35

#12313e

#121b3e

Triadic

#12313e

#3e1231

#313e12

Split-complementary

#12313e

#3e121b

#3e3512

Tetradic

#12313e

#1f123e

#3e1f12

#313e12

Square

#12313e

#35123e

#3e1f12

#1b3e12

Shades

Color #12313e mixed toward black.

#0f2934

#0c2129

#09191f

#061015

#03080a

Tints

Color #12313e mixed toward white.

#225d76

#3289ad

#58accf

#90c8df

#c7e3ef

Tones

Color #12313e mixed toward gray.

#16303a

#192e37

#1d2d33

#212b2f

#242a2c

Accessibility

Aa White text on this color

13.68:1

Aa Black text on this color

1.53:1

White text reads better on this background (13.68:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#23233b · ΔE 16.1

Deuteranopia

#211f3a · ΔE 17.7

Tritanopia

#153938 · ΔE 9.5

Achromatopsia

#2d2d2d · ΔE 11.4

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

Code

CSS

background-color: #12313e;

Tailwind (arbitrary value)

bg-[#12313e]

Related colors

Sky Blue #87ceeb

Deep Sky Blue #00bfff

Light Blue #add8e6

Light Sky Blue #87cefa

Charcoal #36454f

Steel Blue #4682b4

Frequently asked questions

#12313e (#12313e) is rgb(18, 49, 62) in RGB.

No, #12313e 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 #12313e, or check how it holds up for accessibility.

Generate a palette → Check contrast