#781B2D#781B2D

#781B2D is a dark, vivid red. Relative luminance 0.050; OKLCH L 38.4% C 0.127 H 14.8°. Best body text is #FFFFFF at 10.54:1 contrast (WCAG AA passes).

Color values

HEX	#781B2D
RGB	rgb(120, 27, 45)
HSL	hsl(348, 63%, 29%)
HSV	hsv(348, 78%, 47%)
CMYK	cmyk(0%, 77.5%, 62.5%, 52.9%)
CIE-LAB	lab(26.64, 40.77, 13.20)
CIE-LCH	lch(26.64, 42.86, 17.94°)
OKLab	oklab(38.36% 0.1224 0.0324)
OKLCH	oklch(38.36% 0.127 14.8)
XYZ	xyz(8.6122, 4.9676, 2.9875)
Luminance	0.0497 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#781B2D #1B7866

analogous

#781B5C #781B2D #78381B

triadic

#781B2D #2D781B #1B2D78

tetradic

#781B2D #5C781B #1B7866 #381B78

square

#781B2D #5C781B #1B7866 #381B78

split-complementary

#781B2D #1B7838 #1B5C78

monochromatic

#190609 #46101A #781B2D #AA2640 #D33B58

Accessibility & contrast

On white

10.54

#781B2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#781B2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #781B2D

10.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##781B2D	#FFFFFF	#000000	##FFFFFF
##781B2D	1.00	10.54	1.99	10.54
#FFFFFF	10.54	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#34332D

Deuteranopia (green-blind)

#4C462B

Tritanopia (blue-blind)

#840023

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #781b2d;
/* rgb */ color: rgb(120, 27, 45);
/* oklch */ color: oklch(38.4% 0.127 14.8);

Tailwind

colors: {
  custom: {
    50: '#a56065',
    500: '#781b2d',
    950: '#000000',
  },
}

SCSS

$custom: #781b2d;
$custom-light: #a56065;
$custom-dark: #000000;

JSON

{
  "hex": "#781b2d",
  "rgb": {
    "r": 120,
    "g": 27,
    "b": 45
  },
  "hsl": {
    "h": 348.387,
    "s": 63.265,
    "l": 28.824
  },
  "oklch": {
    "l": 0.38358,
    "c": 0.12661,
    "h": 14.8
  },
  "luminance": 0.04966
}

Semantic roles & 50–950 ramp

primary

#781B2D

secondary

#43AC98

accent

#E6C641

background

#FAF5F6

surface

#F4EAEB

border

#CEC6C6

text

#100505

muted

#7F797A

Preview Lab

Preview with #781B2D

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

Preview Lab → · Contrast checker → · Palette generator →