#78181D#78181D

#78181D is a dark, vivid red. Relative luminance 0.047; OKLCH L 37.8% C 0.130 H 23.6°. Best body text is #FFFFFF at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#78181D
RGB	rgb(120, 24, 29)
HSL	hsl(357, 67%, 28%)
HSV	hsv(357, 80%, 47%)
CMYK	cmyk(0%, 80%, 75.8%, 52.9%)
CIE-LAB	lab(25.97, 40.88, 22.97)
CIE-LCH	lch(25.97, 46.89, 29.34°)
OKLab	oklab(37.77% 0.1191 0.0522)
OKLCH	oklch(37.77% 0.13 23.6)
XYZ	xyz(8.2951, 4.7363, 1.6396)
Luminance	0.0474 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78181D #187873

analogous

#78184D #78181D #784318

triadic

#78181D #1D7818 #181D78

tetradic

#78181D #4D7818 #187873 #431878

square

#78181D #4D7818 #187873 #431878

split-complementary

#78181D #187843 #184D78

monochromatic

#1A0506 #450E11 #78181D #AB2229 #D6343C

Accessibility & contrast

On white

10.79

#78181D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#78181D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #78181D

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78181D	#FFFFFF	#000000	##FFFFFF
##78181D	1.00	10.79	1.95	10.79
#FFFFFF	10.79	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35301C

Deuteranopia (green-blind)

#4D451A

Tritanopia (blue-blind)

#85001B

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #78181d;
/* rgb */ color: rgb(120, 24, 29);
/* oklch */ color: oklch(37.8% 0.130 23.6);

Tailwind

colors: {
  custom: {
    50: '#a65e59',
    500: '#78181d',
    950: '#000000',
  },
}

SCSS

$custom: #78181d;
$custom-light: #a65e59;
$custom-dark: #000000;

JSON

{
  "hex": "#78181d",
  "rgb": {
    "r": 120,
    "g": 24,
    "b": 29
  },
  "hsl": {
    "h": 356.875,
    "s": 66.667,
    "l": 28.235
  },
  "oklch": {
    "l": 0.37765,
    "c": 0.13006,
    "h": 23.6
  },
  "luminance": 0.04735
}

Semantic roles & 50–950 ramp

primary

#78181D

secondary

#3FADA7

accent

#EAE13E

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#110503

muted

#807978

Preview Lab

Preview with #78181D

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →