#83172F#83172F

#83172F is a dark, vivid red. Relative luminance 0.056; OKLCH L 40.2% C 0.142 H 14.7°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#83172F
RGB	rgb(131, 23, 47)
HSL	hsl(347, 70%, 30%)
HSV	hsv(347, 82%, 51%)
CMYK	cmyk(0%, 82.4%, 64.1%, 48.6%)
CIE-LAB	lab(28.50, 45.65, 14.73)
CIE-LCH	lch(28.50, 47.97, 17.88°)
OKLab	oklab(40.16% 0.137 0.0358)
OKLCH	oklch(40.16% 0.142 14.7)
XYZ	xyz(10.1806, 5.6449, 3.2423)
Luminance	0.0564 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#83172F #17836B

analogous

#831765 #83172F #833517

triadic

#83172F #2F8317 #172F83

tetradic

#83172F #658317 #17836B #351783

square

#83172F #658317 #17836B #351783

split-complementary

#83172F #178335 #176583

monochromatic

#1B050A #4F0E1C #83172F #B72042 #DC385D

Accessibility & contrast

On white

9.87

#83172F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#83172F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #83172F

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##83172F	#FFFFFF	#000000	##FFFFFF
##83172F	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37352F

Deuteranopia (green-blind)

#524B2C

Tritanopia (blue-blind)

#900022

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #83172f;
/* rgb */ color: rgb(131, 23, 47);
/* oklch */ color: oklch(40.2% 0.142 14.7);

Tailwind

colors: {
  custom: {
    50: '#ae6067',
    500: '#83172f',
    950: '#000000',
  },
}

SCSS

$custom: #83172f;
$custom-light: #ae6067;
$custom-dark: #000000;

JSON

{
  "hex": "#83172f",
  "rgb": {
    "r": 131,
    "g": 23,
    "b": 47
  },
  "hsl": {
    "h": 346.667,
    "s": 70.13,
    "l": 30.196
  },
  "oklch": {
    "l": 0.40155,
    "c": 0.14158,
    "h": 14.7
  },
  "luminance": 0.05643
}

Semantic roles & 50–950 ramp

primary

#83172F

secondary

#3FB79C

accent

#EDC53B

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#110506

muted

#807A7A

Preview Lab

Preview with #83172F

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

Preview Lab → · Contrast checker → · Palette generator →