#121b29

Color #121b29

A muted very dark blue.

Closest named color Black #000000 · ΔE 14.44 Nearest Tailwind class gray-900 #101828 · ΔE 1.9

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#121b29

RGB

rgb(18, 27, 41)

HSL

hsl(216.5, 39%, 11.6%)

HSV / HSB

hsv(216.5, 56.1%, 16.1%)

CMYK

cmyk(56.1%, 34.1%, 0%, 83.9%)

LAB

lab(9.58, 0.79, -10.77)

LCH

lch(9.58, 10.8, 274.2)

OKLCH

oklch(22.1%, 0.0307, 259.09)

HWB

hwb(216.5, 7.1%, 83.9%)

Harmony colors

Complementary

#292012

Analogous

#122729

#121b29

#151229

Triadic

#121b29

#29121b

#1b2912

Split-complementary

#121b29

#291512

#272912

Tetradic

#121b29

#201229

#292012

#1b2912

Square

#121b29

#291227

#292012

#122915

Shades

Color #121b29 mixed toward black.

#0f1722

#0c121b

#090e15

#06090e

#030507

Tints

Color #121b29 mixed toward white.

#293d5d

#406092

#6285ba

#97aed1

#cbd6e8

Tones

Color #121b29 mixed toward gray.

#141b27

#161c25

#181c23

#1a1d21

#1c1d20

Accessibility

Aa White text on this color

17.29:1

Aa Black text on this color

1.21:1

White text reads better on this background (17.29:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#161626 · ΔE 5.5

Deuteranopia

#161525 · ΔE 6.1

Tritanopia

#132423 · ΔE 12.3

Achromatopsia

#1b1b1b · ΔE 8.7

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

Code

CSS

background-color: #121b29;

Tailwind (arbitrary value)

bg-[#121b29]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Royal Blue #4169e1

Frequently asked questions

#121b29 (#121b29) is rgb(18, 27, 41) in RGB.

No, #121b29 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.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #121b29, or check how it holds up for accessibility.

Generate a palette → Check contrast