#d12121

Color #d12121

A vivid, highly saturated medium red.

Closest named color Firebrick #b22222 · ΔE 13.9 Nearest Tailwind class red-600 #e7000b · ΔE 4.9

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

Conversions

HEX

#d12121

RGB

rgb(209, 33, 33)

HSL

hsl(0, 72.7%, 47.5%)

HSV / HSB

hsv(0, 84.2%, 82%)

CMYK

cmyk(0%, 84.2%, 84.2%, 18%)

LAB

lab(45.3, 64.93, 46.24)

LCH

lch(45.3, 79.71, 35.46)

OKLCH

oklch(55.4%, 0.2087, 27.51)

HWB

hwb(0, 12.9%, 18%)

Harmony colors

Complementary

#21d1d1

Analogous

#d12179

#d12121

#d17921

Triadic

#d12121

#21d121

#2121d1

Split-complementary

#d12121

#21d179

#2179d1

Tetradic

#d12121

#d1d121

#21d1d1

#2121d1

Square

#d12121

#79d121

#21d1d1

#7921d1

Shades

Color #d12121 mixed toward black.

#ae1c1c

#8b1616

#691111

#460b0b

#230606

Tints

Color #d12121 mixed toward white.

#e13e3e

#e76565

#ed8b8b

#f3b2b2

#f9d8d8

Tones

Color #d12121 mixed toward gray.

#c33030

#b43e3e

#a54d4d

#965c5c

#886a6a

Accessibility

Aa White text on this color

5.32:1

Aa Black text on this color

3.95:1

White text reads better on this background (5.32:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#a3a221 · ΔE 51.9

Deuteranopia

#aab321 · ΔE 57

Tritanopia

#cc2121 · ΔE 1

Achromatopsia

#6b6b6b · ΔE 28.6

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

Code

CSS

background-color: #d12121;

Tailwind (arbitrary value)

bg-[#d12121]

Related colors

Red #ff0000

Maroon #800000

Black #000000

Brown #a52a2a

Dark Gray #a9a9a9

Dark Red #8b0000

Frequently asked questions

#d12121 (#d12121) is rgb(209, 33, 33) in RGB.

No, #d12121 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 #d12121, or check how it holds up for accessibility.

Generate a palette → Check contrast