#781B3B#781B3B

#781B3B is a dark, vivid pink. Relative luminance 0.051; OKLCH L 38.7% C 0.129 H 5.0°. Best body text is #FFFFFF at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#781B3B
RGB	rgb(120, 27, 59)
HSL	hsl(339, 63%, 29%)
HSV	hsv(339, 78%, 47%)
CMYK	cmyk(0%, 77.5%, 50.8%, 52.9%)
CIE-LAB	lab(27.00, 41.94, 4.23)
CIE-LCH	lch(27.00, 42.15, 5.76°)
OKLab	oklab(38.74% 0.1282 0.0112)
OKLCH	oklch(38.74% 0.129 5)
XYZ	xyz(8.9278, 5.0939, 4.6499)
Luminance	0.0509 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#781B3B #1B7858

analogous

#781B6A #781B3B #782A1B

triadic

#781B3B #3B781B #1B3B78

tetradic

#781B3B #6A781B #1B7858 #2A1B78

square

#781B3B #6A781B #1B7858 #2A1B78

split-complementary

#781B3B #1B782A #1B6A78

monochromatic

#19060C #461022 #781B3B #AA2654 #D33B6F

Accessibility & contrast

On white

10.40

#781B3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#781B3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #781B3B

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##781B3B	#FFFFFF	#000000	##FFFFFF
##781B3B	1.00	10.40	2.02	10.40
#FFFFFF	10.40	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#31343C

Deuteranopia (green-blind)

#4A4639

Tritanopia (blue-blind)

#830629

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #781b3b;
/* rgb */ color: rgb(120, 27, 59);
/* oklch */ color: oklch(38.7% 0.129 5.0);

Tailwind

colors: {
  custom: {
    50: '#a46070',
    500: '#781b3b',
    950: '#000000',
  },
}

SCSS

$custom: #781b3b;
$custom-light: #a46070;
$custom-dark: #000000;

JSON

{
  "hex": "#781b3b",
  "rgb": {
    "r": 120,
    "g": 27,
    "b": 59
  },
  "hsl": {
    "h": 339.355,
    "s": 63.265,
    "l": 28.824
  },
  "oklch": {
    "l": 0.3874,
    "c": 0.1287,
    "h": 5
  },
  "luminance": 0.05093
}

Semantic roles & 50–950 ramp

primary

#781B3B

secondary

#43AC88

accent

#E6AE41

background

#FAF6F6

surface

#F4EBEC

border

#CEC6C7

text

#100507

muted

#7F7A7A

Preview Lab

Preview with #781B3B

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

Preview Lab → · Contrast checker → · Palette generator →