#1f1f24

Color #1f1f24

A nearly neutral, gray-leaning very dark blue.

Closest named color Black #000000 · ΔE 12.49 Nearest Tailwind class zinc-900 #18181b · ΔE 2.6

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Conversions

HEX

#1f1f24

RGB

rgb(31, 31, 36)

HSL

hsl(240, 7.5%, 13.1%)

HSV / HSB

hsv(240, 13.9%, 14.1%)

CMYK

cmyk(13.9%, 13.9%, 0%, 85.9%)

LAB

lab(11.95, 1.32, -3.38)

LCH

lch(11.95, 3.63, 291.33)

OKLCH

oklch(24.1%, 0.0095, 285.95)

HWB

hwb(240, 12.2%, 85.9%)

Harmony colors

Complementary

#24241f

Analogous

#1f2124

#1f1f24

#211f24

Triadic

#1f1f24

#241f1f

#1f241f

Split-complementary

#1f1f24

#24211f

#21241f

Tetradic

#1f1f24

#241f24

#24241f

#1f241f

Square

#1f1f24

#241f21

#24241f

#1f2421

Shades

Color #1f1f24 mixed toward black.

#1a1a1e

#151518

#0f0f12

#0a0a0c

#050506

Tints

Color #1f1f24 mixed toward white.

#41414c

#636373

#888899

#b0b0bb

#d7d7dd

Tones

Color #1f1f24 mixed toward gray.

#1f1f23

#202023

#212122

Accessibility

Aa White text on this color

16.41:1

Aa Black text on this color

1.28:1

White text reads better on this background (16.41:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1f1f23 · ΔE 0.7

Deuteranopia

#1f1f23 · ΔE 0.7

Tritanopia

#1f2222 · ΔE 4.7

Achromatopsia

#1f1f1f · ΔE 3.6

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

Code

CSS

background-color: #1f1f24;

Tailwind (arbitrary value)

bg-[#1f1f24]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#1f1f24 (#1f1f24) is rgb(31, 31, 36) in RGB.

No, #1f1f24 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 #1f1f24, or check how it holds up for accessibility.

Generate a palette → Check contrast