#1f3936

Color #1f3936

A muted very dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 9.72 Nearest Tailwind class teal-950 #022f2e · ΔE 4.9

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Conversions

HEX

#1f3936

RGB

rgb(31, 57, 54)

HSL

hsl(173.1, 29.5%, 17.3%)

HSV / HSB

hsv(173.1, 45.6%, 22.4%)

CMYK

cmyk(45.6%, 0%, 5.3%, 77.6%)

LAB

lab(21.89, -10.85, -1.28)

LCH

lch(21.89, 10.93, 186.73)

OKLCH

oklch(32.3%, 0.0326, 186.34)

HWB

hwb(173.1, 12.2%, 77.6%)

Harmony colors

Complementary

#391f22

Analogous

#1f3929

#1f3936

#1f2f39

Triadic

#1f3936

#361f39

#39361f

Split-complementary

#1f3936

#391f2f

#39291f

Tetradic

#1f3936

#1f2239

#391f22

#39361f

Square

#1f3936

#291f39

#391f22

#2f391f

Shades

Color #1f3936 mixed toward black.

#1a302d

#152624

#101d1b

#0a1312

#050a09

Tints

Color #1f3936 mixed toward white.

#386761

#51948c

#76b5ae

#a4cdc9

#d1e6e4

Tones

Color #1f3936 mixed toward gray.

#213734

#233533

#263331

#28302f

#2a2e2e

Accessibility

Aa White text on this color

12.38:1

Aa Black text on this color

1.7:1

White text reads better on this background (12.38:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2c2d37 · ΔE 15.5

Deuteranopia

#2b2937 · ΔE 18.7

Tritanopia

#213737 · ΔE 2.5

Achromatopsia

#343434 · ΔE 11.9

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

Code

CSS

background-color: #1f3936;

Tailwind (arbitrary value)

bg-[#1f3936]

Related colors

Turquoise #40e0d0

Light Sea Green #20b2aa

Medium Turquoise #48d1cc

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#1f3936 (#1f3936) is rgb(31, 57, 54) in RGB.

No, #1f3936 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 #1f3936, or check how it holds up for accessibility.

Generate a palette → Check contrast