#21232c

Color #21232c

A nearly neutral, gray-leaning very dark blue.

Closest named color Black #000000 · ΔE 15.3 Nearest Tailwind class zinc-800 #27272a · ΔE 3.9

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Conversions

HEX

#21232c

RGB

rgb(33, 35, 44)

HSL

hsl(229.1, 14.3%, 15.1%)

HSV / HSB

hsv(229.1, 25%, 17.3%)

CMYK

cmyk(25%, 20.5%, 0%, 82.7%)

LAB

lab(13.87, 1.57, -6.27)

LCH

lch(13.87, 6.46, 284.06)

OKLCH

oklch(25.8%, 0.0172, 275.35)

HWB

hwb(229.1, 12.9%, 82.7%)

Harmony colors

Complementary

#2c2a21

Analogous

#21292c

#21232c

#25212c

Triadic

#21232c

#2c2123

#232c21

Split-complementary

#21232c

#2c2521

#292c21

Tetradic

#21232c

#2a212c

#2c2a21

#232c21

Square

#21232c

#2c2129

#2c2a21

#212c25

Shades

Color #21232c mixed toward black.

#1b1d25

#16171d

#101116

#0b0c0f

#050607

Tints

Color #21232c mixed toward white.

#404455

#5f657e

#8389a2

#adb0c1

#d6d8e0

Tones

Color #21232c mixed toward gray.

#22242b

#23242a

#242529

#252528

#262627

Accessibility

Aa White text on this color

15.65:1

Aa Black text on this color

1.34:1

White text reads better on this background (15.65:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#22222a · ΔE 1.2

Deuteranopia

#22222a · ΔE 1.2

Tritanopia

#212828 · ΔE 7.7

Achromatopsia

#232323 · ΔE 5.8

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

Code

CSS

background-color: #21232c;

Tailwind (arbitrary value)

bg-[#21232c]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#21232c (#21232c) is rgb(33, 35, 44) in RGB.

No, #21232c 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 #21232c, or check how it holds up for accessibility.

Generate a palette → Check contrast