#78181A#78181A

#78181A is a dark, vivid red. Relative luminance 0.047; OKLCH L 37.7% C 0.130 H 25.2°. Best body text is #FFFFFF at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#78181A
RGB	rgb(120, 24, 26)
HSL	hsl(359, 67%, 28%)
HSV	hsv(359, 80%, 47%)
CMYK	cmyk(0%, 80%, 78.3%, 52.9%)
CIE-LAB	lab(25.93, 40.74, 24.84)
CIE-LCH	lch(25.93, 47.72, 31.37°)
OKLab	oklab(37.72% 0.118 0.0555)
OKLCH	oklch(37.72% 0.13 25.2)
XYZ	xyz(8.2598, 4.7222, 1.4536)
Luminance	0.0472 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78181A #187876

analogous

#78184A #78181A #784618

triadic

#78181A #1A7818 #181A78

tetradic

#78181A #4A7818 #187876 #461878

square

#78181A #4A7818 #187876 #461878

split-complementary

#78181A #187846 #184A78

monochromatic

#1A0506 #450E0F #78181A #AB2225 #D63437

Accessibility & contrast

On white

10.80

#78181A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#78181A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #78181A

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78181A	#FFFFFF	#000000	##FFFFFF
##78181A	1.00	10.80	1.94	10.80
#FFFFFF	10.80	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353019

Deuteranopia (green-blind)

#4D4516

Tritanopia (blue-blind)

#85001A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #78181a;
/* rgb */ color: rgb(120, 24, 26);
/* oklch */ color: oklch(37.7% 0.130 25.2);

Tailwind

colors: {
  custom: {
    50: '#a75e56',
    500: '#78181a',
    950: '#000000',
  },
}

SCSS

$custom: #78181a;
$custom-light: #a75e56;
$custom-dark: #000000;

JSON

{
  "hex": "#78181a",
  "rgb": {
    "r": 120,
    "g": 24,
    "b": 26
  },
  "hsl": {
    "h": 358.75,
    "s": 66.667,
    "l": 28.235
  },
  "oklch": {
    "l": 0.37721,
    "c": 0.1304,
    "h": 25.2
  },
  "luminance": 0.04721
}

Semantic roles & 50–950 ramp

primary

#78181A

secondary

#3FADAB

accent

#EAE63E

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#110503

muted

#807978

Preview Lab

Preview with #78181A

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

Preview Lab → · Contrast checker → · Palette generator →