#121f2d

Color #121f2d

A moderately saturated very dark blue.

Closest named color Black #000000 · ΔE 15.82 Nearest Tailwind class gray-800 #1e2939 · ΔE 3.6

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Conversions

HEX

#121f2d

RGB

rgb(18, 31, 45)

HSL

hsl(211.1, 42.9%, 12.4%)

HSV / HSB

hsv(211.1, 60%, 17.6%)

CMYK

cmyk(60%, 31.1%, 0%, 82.4%)

LAB

lab(11.26, -0.66, -11.09)

LCH

lch(11.26, 11.11, 266.59)

OKLCH

oklch(23.5%, 0.0328, 251.12)

HWB

hwb(211.1, 7.1%, 82.4%)

Harmony colors

Complementary

#2d2012

Analogous

#122d2d

#121f2d

#13122d

Triadic

#121f2d

#2d121f

#1f2d12

Split-complementary

#121f2d

#2d1312

#2d2d12

Tetradic

#121f2d

#20122d

#2d2012

#1f2d12

Square

#121f2d

#2d122d

#2d2012

#122d13

Shades

Color #121f2d mixed toward black.

#0f1a26

#0c151e

#091017

#060a0f

#030508

Tints

Color #121f2d mixed toward white.

#274462

#3d6898

#5f8ebf

#95b3d4

#cad9ea

Tones

Color #121f2d mixed toward gray.

#141f2b

#171f29

#191f26

#1b1f24

#1d2022

Accessibility

Aa White text on this color

16.67:1

Aa Black text on this color

1.26:1

White text reads better on this background (16.67:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#18192a · ΔE 7.2

Deuteranopia

#181729 · ΔE 8.7

Tritanopia

#132827 · ΔE 11.9

Achromatopsia

#1e1e1e · ΔE 8.9

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

Code

CSS

background-color: #121f2d;

Tailwind (arbitrary value)

bg-[#121f2d]

Related colors

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Light Steel Blue #b0c4de

Alice Blue #f0f8ff

Steel Blue #4682b4

Frequently asked questions

#121f2d (#121f2d) is rgb(18, 31, 45) in RGB.

No, #121f2d 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 #121f2d, or check how it holds up for accessibility.

Generate a palette → Check contrast