#121d25

Color #121d25

A muted very dark blue.

Closest named color Black #000000 · ΔE 12.49 Nearest Tailwind class mist-900 #161b1d · ΔE 4

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Conversions

HEX

#121d25

RGB

rgb(18, 29, 37)

HSL

hsl(205.3, 34.5%, 10.8%)

HSV / HSB

hsv(205.3, 51.4%, 14.5%)

CMYK

cmyk(51.4%, 21.6%, 0%, 85.5%)

LAB

lab(10.11, -2.18, -7)

LCH

lch(10.11, 7.33, 252.7)

OKLCH

oklch(22.4%, 0.0222, 240.54)

HWB

hwb(205.3, 7.1%, 85.5%)

Harmony colors

Complementary

#251a12

Analogous

#122524

#121d25

#121425

Triadic

#121d25

#25121d

#1d2512

Split-complementary

#121d25

#251214

#252412

Tetradic

#121d25

#1a1225

#251a12

#1d2512

Square

#121d25

#241225

#251a12

#142512

Shades

Color #121d25 mixed toward black.

#0f181f

#0c1319

#090f13

#060a0c

#030506

Tints

Color #121d25 mixed toward white.

#2b4558

#446d8b

#6693b5

#99b7cd

#ccdbe6

Tones

Color #121d25 mixed toward gray.

#141d23

#151d22

#171c20

#181c1f

#1a1c1d

Accessibility

Aa White text on this color

17.1:1

Aa Black text on this color

1.23:1

White text reads better on this background (17.1:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#171723 · ΔE 8

Deuteranopia

#171623 · ΔE 9

Tritanopia

#132221 · ΔE 7.4

Achromatopsia

#1c1c1c · ΔE 6.6

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

Code

CSS

background-color: #121d25;

Tailwind (arbitrary value)

bg-[#121d25]

Related colors

Charcoal #36454f

Steel Blue #4682b4

Light Sky Blue #87cefa

Alice Blue #f0f8ff

Dodger Blue #1e90ff

Light Slate Gray #778899

Frequently asked questions

#121d25 (#121d25) is rgb(18, 29, 37) in RGB.

No, #121d25 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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Palette Generator

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Build something with this color

Generate a full palette from #121d25, or check how it holds up for accessibility.

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