#313a3b

Color #313a3b

A nearly neutral, gray-leaning dark cyan.

Closest named color Charcoal #36454f · ΔE 7.71 Nearest Tailwind class mist-700 #394447 · ΔE 3.4

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Conversions

HEX

#313a3b

RGB

rgb(49, 58, 59)

HSL

hsl(186, 9.3%, 21.2%)

HSV / HSB

hsv(186, 16.9%, 23.1%)

CMYK

cmyk(16.9%, 1.7%, 0%, 76.9%)

LAB

lab(23.65, -3.49, -1.89)

LCH

lch(23.65, 3.97, 208.44)

OKLCH

oklch(34.1%, 0.0122, 204.68)

HWB

hwb(186, 19.2%, 76.9%)

Harmony colors

Complementary

#3b3231

Analogous

#313b37

#313a3b

#31353b

Triadic

#313a3b

#3b313a

#3a3b31

Split-complementary

#313a3b

#3b3135

#3b3731

Tetradic

#313a3b

#32313b

#3b3231

#3a3b31

Square

#313a3b

#37313b

#3b3231

#353b31

Shades

Color #313a3b mixed toward black.

#293031

#212727

#191d1e

#101314

#080a0a

Tints

Color #313a3b mixed toward white.

#4f5e60

#6e8284

#91a2a4

#b6c1c2

#dae0e1

Tones

Color #313a3b mixed toward gray.

#32393a

#333939

#343839

#343738

#353737

Accessibility

Aa White text on this color

11.67:1

Aa Black text on this color

1.8:1

White text reads better on this background (11.67:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#35353b · ΔE 7

Deuteranopia

#35343b · ΔE 8

Tritanopia

#313b3b · ΔE 1

Achromatopsia

#383838 · ΔE 4.9

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

Code

CSS

background-color: #313a3b;

Tailwind (arbitrary value)

bg-[#313a3b]

Related colors

Powder Blue #b0e0e6

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#313a3b (#313a3b) is rgb(49, 58, 59) in RGB.

No, #313a3b 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

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 #313a3b, or check how it holds up for accessibility.

Generate a palette → Check contrast