#77181F#77181F

#77181F is a dark, vivid red. Relative luminance 0.047; OKLCH L 37.6% C 0.129 H 22.5°. Best body text is #FFFFFF at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#77181F
RGB	rgb(119, 24, 31)
HSL	hsl(356, 66%, 28%)
HSV	hsv(356, 80%, 47%)
CMYK	cmyk(0%, 79.8%, 73.9%, 53.3%)
CIE-LAB	lab(25.79, 40.65, 21.41)
CIE-LCH	lch(25.79, 45.94, 27.77°)
OKLab	oklab(37.6% 0.119 0.0492)
OKLCH	oklch(37.6% 0.129 22.5)
XYZ	xyz(8.1826, 4.6754, 1.7676)
Luminance	0.0467 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#77181F #187770

analogous

#77184E #77181F #774018

triadic

#77181F #1F7718 #181F77

tetradic

#77181F #4E7718 #187770 #401877

square

#77181F #4E7718 #187770 #401877

split-complementary

#77181F #187740 #184E77

monochromatic

#190507 #440E12 #77181F #AA222C #D6333F

Accessibility & contrast

On white

10.85

#77181F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#77181F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #77181F

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##77181F	#FFFFFF	#000000	##FFFFFF
##77181F	1.00	10.85	1.93	10.85
#FFFFFF	10.85	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#34301E

Deuteranopia (green-blind)

#4C441C

Tritanopia (blue-blind)

#83001C

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #77181f;
/* rgb */ color: rgb(119, 24, 31);
/* oklch */ color: oklch(37.6% 0.129 22.5);

Tailwind

colors: {
  custom: {
    50: '#a55e5a',
    500: '#77181f',
    950: '#000000',
  },
}

SCSS

$custom: #77181f;
$custom-light: #a55e5a;
$custom-dark: #000000;

JSON

{
  "hex": "#77181f",
  "rgb": {
    "r": 119,
    "g": 24,
    "b": 31
  },
  "hsl": {
    "h": 355.579,
    "s": 66.434,
    "l": 28.039
  },
  "oklch": {
    "l": 0.37603,
    "c": 0.12881,
    "h": 22.5
  },
  "luminance": 0.04674
}

Semantic roles & 50–950 ramp

primary

#77181F

secondary

#3FACA4

accent

#E9DD3E

background

#FBF5F5

surface

#F5EAE9

border

#CFC6C5

text

#110503

muted

#807978

Preview Lab

Preview with #77181F

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

Preview Lab → · Contrast checker → · Palette generator →