#781C2B#781C2B

#781C2B is a dark, vivid red. Relative luminance 0.050; OKLCH L 38.4% C 0.126 H 16.5°. Best body text is #FFFFFF at 10.50:1 contrast (WCAG AA passes).

Color values

HEX	#781C2B
RGB	rgb(120, 28, 43)
HSL	hsl(350, 62%, 29%)
HSV	hsv(350, 77%, 47%)
CMYK	cmyk(0%, 76.7%, 64.2%, 52.9%)
CIE-LAB	lab(26.73, 40.26, 14.66)
CIE-LCH	lch(26.73, 42.85, 20.01°)
OKLab	oklab(38.41% 0.1204 0.0356)
OKLCH	oklch(38.41% 0.126 16.5)
XYZ	xyz(8.5979, 4.9992, 2.7972)
Luminance	0.0500 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#781C2B #1C7869

analogous

#781C59 #781C2B #783B1C

triadic

#781C2B #2B781C #1C2B78

tetradic

#781C2B #59781C #1C7869 #3B1C78

square

#781C2B #59781C #1C7869 #3B1C78

split-complementary

#781C2B #1C783B #1C5978

monochromatic

#190609 #461019 #781C2B #AA283D #D23D55

Accessibility & contrast

On white

10.50

#781C2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#781C2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #781C2B

10.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##781C2B	#FFFFFF	#000000	##FFFFFF
##781C2B	1.00	10.50	2.00	10.50
#FFFFFF	10.50	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35332B

Deuteranopia (green-blind)

#4D4628

Tritanopia (blue-blind)

#840022

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #781c2b;
/* rgb */ color: rgb(120, 28, 43);
/* oklch */ color: oklch(38.4% 0.126 16.5);

Tailwind

colors: {
  custom: {
    50: '#a56064',
    500: '#781c2b',
    950: '#000000',
  },
}

SCSS

$custom: #781c2b;
$custom-light: #a56064;
$custom-dark: #000000;

JSON

{
  "hex": "#781c2b",
  "rgb": {
    "r": 120,
    "g": 28,
    "b": 43
  },
  "hsl": {
    "h": 350.217,
    "s": 62.162,
    "l": 29.02
  },
  "oklch": {
    "l": 0.38411,
    "c": 0.12551,
    "h": 16.5
  },
  "luminance": 0.04998
}

Semantic roles & 50–950 ramp

primary

#781C2B

secondary

#44AC9B

accent

#E5CB43

background

#FAF5F5

surface

#F4EAEA

border

#CEC6C6

text

#100505

muted

#7F7979

Preview Lab

Preview with #781C2B

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

Preview Lab → · Contrast checker → · Palette generator →