#73171F#73171F

#73171F is a dark, vivid red. Relative luminance 0.044; OKLCH L 36.7% C 0.125 H 21.7°. Best body text is #FFFFFF at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#73171F
RGB	rgb(115, 23, 31)
HSL	hsl(355, 67%, 27%)
HSV	hsv(355, 80%, 45%)
CMYK	cmyk(0%, 80%, 73%, 54.9%)
CIE-LAB	lab(24.82, 39.69, 20.05)
CIE-LCH	lch(24.82, 44.47, 26.79°)
OKLab	oklab(36.73% 0.1166 0.0464)
OKLCH	oklch(36.73% 0.125 21.7)
XYZ	xyz(7.6248, 4.3577, 1.7357)
Luminance	0.0436 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#73171F #17736B

analogous

#73174D #73171F #733D17

triadic

#73171F #1F7317 #171F73

tetradic

#73171F #4D7317 #17736B #3D1773

square

#73171F #4D7317 #17736B #3D1773

split-complementary

#73171F #17733D #174D73

monochromatic

#1A0507 #400D11 #73171F #A6212D #D52F3D

Accessibility & contrast

On white

11.22

#73171F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#73171F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #73171F

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##73171F	#FFFFFF	#000000	##FFFFFF
##73171F	1.00	11.22	1.87	11.22
#FFFFFF	11.22	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322E1E

Deuteranopia (green-blind)

#49421C

Tritanopia (blue-blind)

#7F001B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #73171f;
/* rgb */ color: rgb(115, 23, 31);
/* oklch */ color: oklch(36.7% 0.125 21.7);

Tailwind

colors: {
  custom: {
    50: '#a25d5a',
    500: '#73171f',
    950: '#000000',
  },
}

SCSS

$custom: #73171f;
$custom-light: #a25d5a;
$custom-dark: #000000;

JSON

{
  "hex": "#73171f",
  "rgb": {
    "r": 115,
    "g": 23,
    "b": 31
  },
  "hsl": {
    "h": 354.783,
    "s": 66.667,
    "l": 27.059
  },
  "oklch": {
    "l": 0.36732,
    "c": 0.12546,
    "h": 21.7
  },
  "luminance": 0.04357
}

Semantic roles & 50–950 ramp

primary

#73171F

secondary

#3DA99F

accent

#EADB3E

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#100503

muted

#7F7978

Preview Lab

Preview with #73171F

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

Preview Lab → · Contrast checker → · Palette generator →