#121d1f

Color #121d1f

A muted very dark cyan.

Closest named color Black #000000 · ΔE 11.12 Nearest Tailwind class mist-900 #161b1d · ΔE 3.1

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Conversions

HEX

#121d1f

RGB

rgb(18, 29, 31)

HSL

hsl(189.2, 26.5%, 9.6%)

HSV / HSB

hsv(189.2, 41.9%, 12.2%)

CMYK

cmyk(41.9%, 6.5%, 0%, 87.8%)

LAB

lab(9.85, -4.23, -2.95)

LCH

lch(9.85, 5.16, 214.89)

OKLCH

oklch(22.1%, 0.0162, 210.05)

HWB

hwb(189.2, 7.1%, 87.8%)

Harmony colors

Complementary

#1f1412

Analogous

#121f1a

#121d1f

#12161f

Triadic

#121d1f

#1f121d

#1d1f12

Split-complementary

#121d1f

#1f1216

#1f1a12

Tetradic

#121d1f

#14121f

#1f1412

#1d1f12

Square

#121d1f

#1a121f

#1f1412

#161f12

Shades

Color #121d1f mixed toward black.

#0f181a

#0c1315

#090e0f

#060a0a

#030505

Tints

Color #121d1f mixed toward white.

#2e4a50

#4a7880

#6da1aa

#9ec0c7

#cee0e3

Tones

Color #121d1f mixed toward gray.

#131c1e

#141b1d

#151b1c

#161a1b

#17191a

Accessibility

Aa White text on this color

17.2:1

Aa Black text on this color

1.22:1

White text reads better on this background (17.2:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#17171f · ΔE 9

Deuteranopia

#17161e · ΔE 9.6

Tritanopia

#131e1e · ΔE 1.5

Achromatopsia

#1b1b1b · ΔE 6

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

Code

CSS

background-color: #121d1f;

Tailwind (arbitrary value)

bg-[#121d1f]

Related colors

Powder Blue #b0e0e6

Light Blue #add8e6

Deep Sky Blue #00bfff

Cadet Blue #5f9ea0

Sky Blue #87ceeb

Dark Turquoise #00ced1

Frequently asked questions

#121d1f (#121d1f) is rgb(18, 29, 31) in RGB.

No, #121d1f 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 #121d1f, or check how it holds up for accessibility.

Generate a palette → Check contrast