#781C18#781C18

#781C18 is a dark, vivid red. Relative luminance 0.049; OKLCH L 38.1% C 0.127 H 27.6°. Best body text is #FFFFFF at 10.62:1 contrast (WCAG AA passes).

Color values

HEX	#781C18
RGB	rgb(120, 28, 24)
HSL	hsl(3, 67%, 28%)
HSV	hsv(3, 80%, 47%)
CMYK	cmyk(0%, 76.7%, 80%, 52.9%)
CIE-LAB	lab(26.42, 39.22, 26.63)
CIE-LCH	lch(26.42, 47.40, 34.18°)
OKLab	oklab(38.08% 0.1127 0.0588)
OKLCH	oklch(38.08% 0.127 27.6)
XYZ	xyz(8.3268, 4.8908, 1.3696)
Luminance	0.0489 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#781C18 #187478

analogous

#781844 #781C18 #784C18

triadic

#781C18 #18781C #1C1878

tetradic

#781C18 #447818 #187478 #4C1878

square

#781C18 #447818 #187478 #4C1878

split-complementary

#781C18 #18784C #184478

monochromatic

#1A0605 #45100E #781C18 #AB2822 #D63B34

Accessibility & contrast

On white

10.62

#781C18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#781C18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #781C18

10.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##781C18	#FFFFFF	#000000	##FFFFFF
##781C18	1.00	10.62	1.98	10.62
#FFFFFF	10.62	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383217

Deuteranopia (green-blind)

#4E4614

Tritanopia (blue-blind)

#85001C

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #781c18;
/* rgb */ color: rgb(120, 28, 24);
/* oklch */ color: oklch(38.1% 0.127 27.6);

Tailwind

colors: {
  custom: {
    50: '#a76055',
    500: '#781c18',
    950: '#000000',
  },
}

SCSS

$custom: #781c18;
$custom-light: #a76055;
$custom-dark: #000000;

JSON

{
  "hex": "#781c18",
  "rgb": {
    "r": 120,
    "g": 28,
    "b": 24
  },
  "hsl": {
    "h": 2.5,
    "s": 66.667,
    "l": 28.235
  },
  "oklch": {
    "l": 0.3808,
    "c": 0.12714,
    "h": 27.6
  },
  "luminance": 0.0489
}

Semantic roles & 50–950 ramp

primary

#781C18

secondary

#3FA8AD

accent

#E2EA3E

background

#FBF5F5

surface

#F6EAE8

border

#D0C6C4

text

#110503

muted

#807978

Preview Lab

Preview with #781C18

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

Preview Lab → · Contrast checker → · Palette generator →