#210904

Color #210904

A vivid, highly saturated very dark red.

Closest named color Black #000000 · ΔE 12.49 Nearest Tailwind class taupe-900 #1d1816 · ΔE 9

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

Conversions

HEX

#210904

RGB

rgb(33, 9, 4)

HSL

hsl(10.3, 78.4%, 7.3%)

HSV / HSB

hsv(10.3, 87.9%, 12.9%)

CMYK

cmyk(0%, 72.7%, 87.9%, 87.1%)

LAB

lab(4.77, 10.05, 5.68)

LCH

lch(4.77, 11.54, 29.47)

OKLCH

oklch(17.9%, 0.0436, 36.24)

HWB

hwb(10.3, 1.6%, 87.1%)

Harmony colors

Complementary

#041c21

Analogous

#21040e

#210904

#211804

Triadic

#210904

#042109

#090421

Split-complementary

#210904

#042118

#040e21

Tetradic

#210904

#1c2104

#041c21

#090421

Square

#210904

#0e2104

#041c21

#180421

Shades

Color #210904 mixed toward black.

#1c0803

#160603

#110502

#0b0301

#060201

Tints

Color #210904 mixed toward white.

#671c0d

#ae2f15

#e54c2c

#ee8872

#f6c3b9

Tones

Color #210904 mixed toward gray.

#1f0b06

#1c0c09

#1a0e0b

#170f0e

#151110

Accessibility

Aa White text on this color

19:1

Aa Black text on this color

1.11:1

White text reads better on this background (19:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#191905 · ΔE 18.5

Deuteranopia

#1a1c06 · ΔE 20.6

Tritanopia

#200606 · ΔE 1.8

Achromatopsia

#101010 · ΔE 11.8

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

Code

CSS

background-color: #210904;

Tailwind (arbitrary value)

bg-[#210904]

Related colors

Tomato #ff6347

Salmon #fa8072

Misty Rose #ffe4e1

Dark Salmon #e9967a

Coral #ff7f50

Orange Red #ff4500

Frequently asked questions

#210904 (#210904) is rgb(33, 9, 4) in RGB.

No, #210904 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 #210904, or check how it holds up for accessibility.

Generate a palette → Check contrast