#21343a

Color #21343a

A muted very dark cyan.

Closest named color Charcoal #36454f · ΔE 8.58 Nearest Tailwind class mist-800 #22292b · ΔE 5.5

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

Conversions

HEX

#21343a

RGB

rgb(33, 52, 58)

HSL

hsl(194.4, 27.5%, 17.8%)

HSV / HSB

hsv(194.4, 43.1%, 22.7%)

CMYK

cmyk(43.1%, 10.3%, 0%, 77.3%)

LAB

lab(20.38, -5.8, -6.22)

LCH

lch(20.38, 8.5, 227)

OKLCH

oklch(31.1%, 0.0268, 219.7)

HWB

hwb(194.4, 12.9%, 77.3%)

Harmony colors

Complementary

#3a2721

Analogous

#213a33

#21343a

#21273a

Triadic

#21343a

#3a2134

#343a21

Split-complementary

#21343a

#3a2127

#3a3321

Tetradic

#21343a

#27213a

#3a2721

#343a21

Square

#21343a

#33213a

#3a2721

#273a21

Shades

Color #21343a mixed toward black.

#1b2b30

#162327

#101a1d

#0b1113

#05090a

Tints

Color #21343a mixed toward white.

#3a5c66

#548493

#79a5b3

#a6c3cc

#d2e1e6

Tones

Color #21343a mixed toward gray.

#233338

#253236

#273134

#293032

#2b2e2f

Accessibility

Aa White text on this color

12.99:1

Aa Black text on this color

1.62:1

White text reads better on this background (12.99:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2a2b39 · ΔE 11.8

Deuteranopia

#292838 · ΔE 13.8

Tritanopia

#223737 · ΔE 4.2

Achromatopsia

#313131 · ΔE 8.6

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

Code

CSS

background-color: #21343a;

Tailwind (arbitrary value)

bg-[#21343a]

Related colors

Light Blue #add8e6

Deep Sky Blue #00bfff

Sky Blue #87ceeb

Powder Blue #b0e0e6

Light Sky Blue #87cefa

Charcoal #36454f

Frequently asked questions

#21343a (#21343a) is rgb(33, 52, 58) in RGB.

No, #21343a 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 #21343a, or check how it holds up for accessibility.

Generate a palette → Check contrast