#781B37#781B37

#781B37 is a dark, vivid pink. Relative luminance 0.051; OKLCH L 38.6% C 0.128 H 7.8°. Best body text is #FFFFFF at 10.44:1 contrast (WCAG AA passes).

Color values

HEX	#781B37
RGB	rgb(120, 27, 55)
HSL	hsl(342, 63%, 29%)
HSV	hsv(342, 78%, 47%)
CMYK	cmyk(0%, 77.5%, 54.2%, 52.9%)
CIE-LAB	lab(26.89, 41.57, 6.78)
CIE-LCH	lch(26.89, 42.12, 9.26°)
OKLab	oklab(38.62% 0.1266 0.0175)
OKLCH	oklch(38.62% 0.128 7.8)
XYZ	xyz(8.8280, 5.0540, 4.1243)
Luminance	0.0505 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#781B37 #1B785C

analogous

#781B66 #781B37 #782E1B

triadic

#781B37 #37781B #1B3778

tetradic

#781B37 #66781B #1B785C #2E1B78

square

#781B37 #66781B #1B785C #2E1B78

split-complementary

#781B37 #1B782E #1B6678

monochromatic

#19060B #461020 #781B37 #AA264E #D33B68

Accessibility & contrast

On white

10.44

#781B37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#781B37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #781B37

10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##781B37	#FFFFFF	#000000	##FFFFFF
##781B37	1.00	10.44	2.01	10.44
#FFFFFF	10.44	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323438

Deuteranopia (green-blind)

#4B4635

Tritanopia (blue-blind)

#830427

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #781b37;
/* rgb */ color: rgb(120, 27, 55);
/* oklch */ color: oklch(38.6% 0.128 7.8);

Tailwind

colors: {
  custom: {
    50: '#a4606d',
    500: '#781b37',
    950: '#000000',
  },
}

SCSS

$custom: #781b37;
$custom-light: #a4606d;
$custom-dark: #000000;

JSON

{
  "hex": "#781b37",
  "rgb": {
    "r": 120,
    "g": 27,
    "b": 55
  },
  "hsl": {
    "h": 341.935,
    "s": 63.265,
    "l": 28.824
  },
  "oklch": {
    "l": 0.3862,
    "c": 0.1278,
    "h": 7.8
  },
  "luminance": 0.05053
}

Semantic roles & 50–950 ramp

primary

#781B37

secondary

#43AC8C

accent

#E6B541

background

#FAF5F6

surface

#F4EAEB

border

#CEC6C6

text

#100507

muted

#7F797A

Preview Lab

Preview with #781B37

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

Preview Lab → · Contrast checker → · Palette generator →