#ad1818

Color #ad1818

A vivid, highly saturated dark red.

Closest named color Firebrick #b22222 · ΔE 3.79 Nearest Tailwind class red-800 #9f0712 · ΔE 3.4

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

Conversions

HEX

#ad1818

RGB

rgb(173, 24, 24)

HSL

hsl(0, 75.6%, 38.6%)

HSV / HSB

hsv(0, 86.1%, 67.8%)

CMYK

cmyk(0%, 86.1%, 86.1%, 32.2%)

LAB

lab(37.13, 56.68, 40.79)

LCH

lch(37.13, 69.83, 35.74)

OKLCH

oklch(48%, 0.1822, 27.63)

HWB

hwb(0, 9.4%, 32.2%)

Harmony colors

Complementary

#18adad

Analogous

#ad1862

#ad1818

#ad6218

Triadic

#ad1818

#18ad18

#1818ad

Split-complementary

#ad1818

#18ad62

#1862ad

Tetradic

#ad1818

#adad18

#18adad

#1818ad

Square

#ad1818

#62ad18

#18adad

#6218ad

Shades

Color #ad1818 mixed toward black.

#901414

#731010

#560c0c

#3a0808

#1d0404

Tints

Color #ad1818 mixed toward white.

#db1e1e

#e64848

#ec7676

#f2a3a3

#f9d1d1

Tones

Color #ad1818 mixed toward gray.

#a02424

#943131

#883d3d

#7b4a4a

#6f5656

Accessibility

Aa White text on this color

7.19:1

Aa Black text on this color

2.92:1

White text reads better on this background (7.19:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#878618 · ΔE 47.4

Deuteranopia

#8d9418 · ΔE 52.5

Tritanopia

#a91818 · ΔE 0.8

Achromatopsia

#575757 · ΔE 27.3

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

Code

CSS

background-color: #ad1818;

Tailwind (arbitrary value)

bg-[#ad1818]

Related colors

Red #ff0000

Maroon #800000

Black #000000

Brown #a52a2a

Dark Gray #a9a9a9

Dark Red #8b0000

Frequently asked questions

#ad1818 (#ad1818) is rgb(173, 24, 24) in RGB.

No, #ad1818 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 #ad1818, or check how it holds up for accessibility.

Generate a palette → Check contrast