#781B27#781B27

#781B27 is a dark, vivid red. Relative luminance 0.049; OKLCH L 38.2% C 0.127 H 18.8°. Best body text is #FFFFFF at 10.58:1 contrast (WCAG AA passes).

Color values

HEX	#781B27
RGB	rgb(120, 27, 39)
HSL	hsl(352, 63%, 29%)
HSV	hsv(352, 78%, 47%)
CMYK	cmyk(0%, 77.5%, 67.5%, 52.9%)
CIE-LAB	lab(26.52, 40.37, 17.06)
CIE-LCH	lch(26.52, 43.82, 22.91°)
OKLab	oklab(38.23% 0.1198 0.0407)
OKLCH	oklch(38.23% 0.127 18.8)
XYZ	xyz(8.5048, 4.9247, 2.4218)
Luminance	0.0492 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#781B27 #1B786C

analogous

#781B56 #781B27 #783E1B

triadic

#781B27 #27781B #1B2778

tetradic

#781B27 #56781B #1B786C #3E1B78

square

#781B27 #56781B #1B786C #3E1B78

split-complementary

#781B27 #1B783E #1B5678

monochromatic

#190608 #461017 #781B27 #AA2637 #D33B4E

Accessibility & contrast

On white

10.58

#781B27 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#781B27 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #781B27

10.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##781B27	#FFFFFF	#000000	##FFFFFF
##781B27	1.00	10.58	1.98	10.58
#FFFFFF	10.58	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353227

Deuteranopia (green-blind)

#4D4624

Tritanopia (blue-blind)

#840020

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #781b27;
/* rgb */ color: rgb(120, 27, 39);
/* oklch */ color: oklch(38.2% 0.127 18.8);

Tailwind

colors: {
  custom: {
    50: '#a56060',
    500: '#781b27',
    950: '#000000',
  },
}

SCSS

$custom: #781b27;
$custom-light: #a56060;
$custom-dark: #000000;

JSON

{
  "hex": "#781b27",
  "rgb": {
    "r": 120,
    "g": 27,
    "b": 39
  },
  "hsl": {
    "h": 352.258,
    "s": 63.265,
    "l": 28.824
  },
  "oklch": {
    "l": 0.38227,
    "c": 0.12657,
    "h": 18.8
  },
  "luminance": 0.04923
}

Semantic roles & 50–950 ramp

primary

#781B27

secondary

#43AC9F

accent

#E6D141

background

#FAF5F5

surface

#F4EAE9

border

#CEC6C5

text

#100505

muted

#7F7979

Preview Lab

Preview with #781B27

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

Preview Lab → · Contrast checker → · Palette generator →