#151d1d

Color #151d1d

A muted very dark cyan.

Closest named color Black #000000 · ΔE 10.72 Nearest Tailwind class mist-900 #161b1d · ΔE 2.6

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Conversions

HEX

#151d1d

RGB

rgb(21, 29, 29)

HSL

hsl(180, 16%, 9.8%)

HSV / HSB

hsv(180, 27.6%, 11.4%)

CMYK

cmyk(27.6%, 0%, 0%, 88.6%)

LAB

lab(10.01, -3.63, -1.21)

LCH

lch(10.01, 3.83, 198.43)

OKLCH

oklch(22.3%, 0.0117, 196.42)

HWB

hwb(180, 8.2%, 88.6%)

Harmony colors

Complementary

#1d1515

Analogous

#151d19

#151d1d

#15191d

Triadic

#151d1d

#1d151d

#1d1d15

Split-complementary

#151d1d

#1d1519

#1d1915

Tetradic

#151d1d

#15151d

#1d1515

#1d1d15

Square

#151d1d

#19151d

#1d1515

#191d15

Shades

Color #151d1d mixed toward black.

#111818

#0e1313

#0a0e0e

#070a0a

#030505

Tints

Color #151d1d mixed toward white.

#354949

#557676

#7a9e9e

#a6bfbf

#d3dfdf

Tones

Color #151d1d mixed toward gray.

#161c1c

#171b1b

#181a1a

Accessibility

Aa White text on this color

17.14:1

Aa Black text on this color

1.23:1

White text reads better on this background (17.14:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#19191d · ΔE 6.6

Deuteranopia

#18181d · ΔE 7.1

Tritanopia

#151d1d · ΔE 0

Achromatopsia

#1b1b1b · ΔE 5

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

Code

CSS

background-color: #151d1d;

Tailwind (arbitrary value)

bg-[#151d1d]

Related colors

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Dark Slate Gray #2f4f4f

Light Cyan #e0ffff

Pale Turquoise #afeeee

Frequently asked questions

#151d1d (#151d1d) is rgb(21, 29, 29) in RGB.

No, #151d1d 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 #151d1d, or check how it holds up for accessibility.

Generate a palette → Check contrast