#78171B#78171B

#78171B is a dark, vivid red. Relative luminance 0.047; OKLCH L 37.6% C 0.131 H 24.4°. Best body text is #FFFFFF at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#78171B
RGB	rgb(120, 23, 27)
HSL	hsl(358, 68%, 28%)
HSV	hsv(358, 81%, 47%)
CMYK	cmyk(0%, 80.8%, 77.5%, 52.9%)
CIE-LAB	lab(25.82, 41.12, 24.09)
CIE-LCH	lch(25.82, 47.66, 30.36°)
OKLab	oklab(37.65% 0.1194 0.0541)
OKLCH	oklch(37.65% 0.131 24.4)
XYZ	xyz(8.2509, 4.6863, 1.5068)
Luminance	0.0469 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78171B #177874

analogous

#78174B #78171B #784317

triadic

#78171B #1B7817 #171B78

tetradic

#78171B #4B7817 #177874 #431778

square

#78171B #4B7817 #177874 #431778

split-complementary

#78171B #177843 #174B78

monochromatic

#1A0506 #450D0F #78171B #AB2127 #D83239

Accessibility & contrast

On white

10.84

#78171B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#78171B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #78171B

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78171B	#FFFFFF	#000000	##FFFFFF
##78171B	1.00	10.84	1.94	10.84
#FFFFFF	10.84	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35301A

Deuteranopia (green-blind)

#4D4517

Tritanopia (blue-blind)

#85001A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #78171b;
/* rgb */ color: rgb(120, 23, 27);
/* oklch */ color: oklch(37.6% 0.131 24.4);

Tailwind

colors: {
  custom: {
    50: '#a75e57',
    500: '#78171b',
    950: '#000000',
  },
}

SCSS

$custom: #78171b;
$custom-light: #a75e57;
$custom-dark: #000000;

JSON

{
  "hex": "#78171b",
  "rgb": {
    "r": 120,
    "g": 23,
    "b": 27
  },
  "hsl": {
    "h": 357.526,
    "s": 67.832,
    "l": 28.039
  },
  "oklch": {
    "l": 0.37646,
    "c": 0.13113,
    "h": 24.4
  },
  "luminance": 0.04685
}

Semantic roles & 50–950 ramp

primary

#78171B

secondary

#3EADA9

accent

#EBE43D

background

#FBF5F5

surface

#F6E9E9

border

#D0C5C5

text

#110503

muted

#807978

Preview Lab

Preview with #78171B

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

Preview Lab → · Contrast checker → · Palette generator →