#781B1E#781B1E

#781B1E is a dark, vivid red. Relative luminance 0.049; OKLCH L 38.1% C 0.127 H 24.1°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#781B1E
RGB	rgb(120, 27, 30)
HSL	hsl(358, 63%, 29%)
HSV	hsv(358, 78%, 47%)
CMYK	cmyk(0%, 77.5%, 75%, 52.9%)
CIE-LAB	lab(26.37, 39.86, 22.79)
CIE-LCH	lch(26.37, 45.92, 29.76°)
OKLab	oklab(38.07% 0.1162 0.052)
OKLCH	oklch(38.07% 0.127 24.1)
XYZ	xyz(8.3730, 4.8720, 1.7275)
Luminance	0.0487 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#781B1E #1B7875

analogous

#781B4D #781B1E #78471B

triadic

#781B1E #1E781B #1B1E78

tetradic

#781B1E #4D781B #1B7875 #471B78

square

#781B1E #4D781B #1B7875 #471B78

split-complementary

#781B1E #1B7847 #1B4D78

monochromatic

#190606 #461012 #781B1E #AA262A #D33B40

Accessibility & contrast

On white

10.64

#781B1E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#781B1E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #781B1E

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##781B1E	#FFFFFF	#000000	##FFFFFF
##781B1E	1.00	10.64	1.97	10.64
#FFFFFF	10.64	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#36321D

Deuteranopia (green-blind)

#4E461B

Tritanopia (blue-blind)

#85001D

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #781b1e;
/* rgb */ color: rgb(120, 27, 30);
/* oklch */ color: oklch(38.1% 0.127 24.1);

Tailwind

colors: {
  custom: {
    50: '#a6605a',
    500: '#781b1e',
    950: '#000000',
  },
}

SCSS

$custom: #781b1e;
$custom-light: #a6605a;
$custom-dark: #000000;

JSON

{
  "hex": "#781b1e",
  "rgb": {
    "r": 120,
    "g": 27,
    "b": 30
  },
  "hsl": {
    "h": 358.065,
    "s": 63.265,
    "l": 28.824
  },
  "oklch": {
    "l": 0.38065,
    "c": 0.12725,
    "h": 24.1
  },
  "luminance": 0.04871
}

Semantic roles & 50–950 ramp

primary

#781B1E

secondary

#43ACA9

accent

#E6E141

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#110503

muted

#807978

Preview Lab

Preview with #781B1E

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

Preview Lab → · Contrast checker → · Palette generator →