#781C1F#781C1F

#781C1F is a dark, vivid red. Relative luminance 0.049; OKLCH L 38.2% C 0.126 H 23.9°. Best body text is #FFFFFF at 10.58:1 contrast (WCAG AA passes).

Color values

HEX	#781C1F
RGB	rgb(120, 28, 31)
HSL	hsl(358, 62%, 29%)
HSV	hsv(358, 77%, 47%)
CMYK	cmyk(0%, 76.7%, 74.2%, 52.9%)
CIE-LAB	lab(26.52, 39.54, 22.32)
CIE-LCH	lch(26.52, 45.40, 29.45°)
OKLab	oklab(38.18% 0.1154 0.0512)
OKLCH	oklch(38.18% 0.126 23.9)
XYZ	xyz(8.4093, 4.9238, 1.8037)
Luminance	0.0492 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#781C1F #1C7875

analogous

#781C4D #781C1F #78471C

triadic

#781C1F #1F781C #1C1F78

tetradic

#781C1F #4D781C #1C7875 #471C78

square

#781C1F #4D781C #1C7875 #471C78

split-complementary

#781C1F #1C7847 #1C4D78

monochromatic

#190606 #461012 #781C1F #AA282C #D23D42

Accessibility & contrast

On white

10.58

#781C1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#781C1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #781C1F

10.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##781C1F	#FFFFFF	#000000	##FFFFFF
##781C1F	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)

#37321E

Deuteranopia (green-blind)

#4E461C

Tritanopia (blue-blind)

#84001E

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #781c1f;
/* rgb */ color: rgb(120, 28, 31);
/* oklch */ color: oklch(38.2% 0.126 23.9);

Tailwind

colors: {
  custom: {
    50: '#a6605a',
    500: '#781c1f',
    950: '#000000',
  },
}

SCSS

$custom: #781c1f;
$custom-light: #a6605a;
$custom-dark: #000000;

JSON

{
  "hex": "#781c1f",
  "rgb": {
    "r": 120,
    "g": 28,
    "b": 31
  },
  "hsl": {
    "h": 358.043,
    "s": 62.162,
    "l": 29.02
  },
  "oklch": {
    "l": 0.38181,
    "c": 0.12619,
    "h": 23.9
  },
  "luminance": 0.04923
}

Semantic roles & 50–950 ramp

primary

#781C1F

secondary

#44ACA9

accent

#E5E043

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#110504

muted

#807979

Preview Lab

Preview with #781C1F

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

Preview Lab → · Contrast checker → · Palette generator →