#77181A#77181A

#77181A is a dark, vivid red. Relative luminance 0.046; OKLCH L 37.5% C 0.129 H 25.1°. Best body text is #FFFFFF at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#77181A
RGB	rgb(119, 24, 26)
HSL	hsl(359, 66%, 28%)
HSV	hsv(359, 80%, 47%)
CMYK	cmyk(0%, 79.8%, 78.2%, 53.3%)
CIE-LAB	lab(25.72, 40.42, 24.55)
CIE-LCH	lch(25.72, 47.29, 31.28°)
OKLab	oklab(37.53% 0.1171 0.0549)
OKLCH	oklch(37.53% 0.129 25.1)
XYZ	xyz(8.1218, 4.6511, 1.4472)
Luminance	0.0465 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#77181A #187775

analogous

#771849 #77181A #774518

triadic

#77181A #1A7718 #181A77

tetradic

#77181A #497718 #187775 #451877

square

#77181A #497718 #187775 #451877

split-complementary

#77181A #187745 #184977

monochromatic

#190506 #440E0F #77181A #AA2225 #D63337

Accessibility & contrast

On white

10.88

#77181A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#77181A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #77181A

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##77181A	#FFFFFF	#000000	##FFFFFF
##77181A	1.00	10.88	1.93	10.88
#FFFFFF	10.88	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353019

Deuteranopia (green-blind)

#4D4416

Tritanopia (blue-blind)

#84001A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #77181a;
/* rgb */ color: rgb(119, 24, 26);
/* oklch */ color: oklch(37.5% 0.129 25.1);

Tailwind

colors: {
  custom: {
    50: '#a65e56',
    500: '#77181a',
    950: '#000000',
  },
}

SCSS

$custom: #77181a;
$custom-light: #a65e56;
$custom-dark: #000000;

JSON

{
  "hex": "#77181a",
  "rgb": {
    "r": 119,
    "g": 24,
    "b": 26
  },
  "hsl": {
    "h": 358.737,
    "s": 66.434,
    "l": 28.039
  },
  "oklch": {
    "l": 0.37525,
    "c": 0.12934,
    "h": 25.1
  },
  "luminance": 0.0465
}

Semantic roles & 50–950 ramp

primary

#77181A

secondary

#3FACAA

accent

#E9E63E

background

#FBF5F5

surface

#F6E9E9

border

#D0C5C5

text

#110503

muted

#807978

Preview Lab

Preview with #77181A

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

Preview Lab → · Contrast checker → · Palette generator →