#1b1f29

Color #1b1f29

A muted very dark blue.

Closest named color Black #000000 · ΔE 13.92 Nearest Tailwind class gray-900 #101828 · ΔE 4.1

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Conversions

HEX

#1b1f29

RGB

rgb(27, 31, 41)

HSL

hsl(222.9, 20.6%, 13.3%)

HSV / HSB

hsv(222.9, 34.1%, 16.1%)

CMYK

cmyk(34.1%, 24.4%, 0%, 83.9%)

LAB

lab(11.78, 1.12, -7.33)

LCH

lch(11.78, 7.42, 278.69)

OKLCH

oklch(24%, 0.0201, 267.72)

HWB

hwb(222.9, 10.6%, 83.9%)

Harmony colors

Complementary

#29251b

Analogous

#1b2629

#1b1f29

#1e1b29

Triadic

#1b1f29

#291b1f

#1f291b

Split-complementary

#1b1f29

#291e1b

#26291b

Tetradic

#1b1f29

#251b29

#29251b

#1f291b

Square

#1b1f29

#291b26

#29251b

#1b291e

Shades

Color #1b1f29 mixed toward black.

#161a22

#12151b

#0d0f14

#090a0e

#040507

Tints

Color #1b1f29 mixed toward white.

#384055

#556282

#7a87a7

#a6afc4

#d3d7e2

Tones

Color #1b1f29 mixed toward gray.

#1c1f28

#1d2027

#1e2025

#202124

#212123

Accessibility

Aa White text on this color

16.48:1

Aa Black text on this color

1.27:1

White text reads better on this background (16.48:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1d1d27 · ΔE 2.5

Deuteranopia

#1d1c26 · ΔE 3.1

Tritanopia

#1b2525 · ΔE 8.7

Achromatopsia

#1f1f1f · ΔE 6.4

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

Code

CSS

background-color: #1b1f29;

Tailwind (arbitrary value)

bg-[#1b1f29]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#1b1f29 (#1b1f29) is rgb(27, 31, 41) in RGB.

No, #1b1f29 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 #1b1f29, or check how it holds up for accessibility.

Generate a palette → Check contrast