#83172E#83172E

#83172E is a dark, vivid red. Relative luminance 0.056; OKLCH L 40.1% C 0.142 H 15.2°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#83172E
RGB	rgb(131, 23, 46)
HSL	hsl(347, 70%, 30%)
HSV	hsv(347, 82%, 51%)
CMYK	cmyk(0%, 82.4%, 64.9%, 48.6%)
CIE-LAB	lab(28.48, 45.59, 15.37)
CIE-LCH	lch(28.48, 48.11, 18.63°)
OKLab	oklab(40.13% 0.1366 0.0372)
OKLCH	oklch(40.13% 0.142 15.2)
XYZ	xyz(10.1607, 5.6369, 3.1373)
Luminance	0.0563 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#83172E #17836C

analogous

#831764 #83172E #833617

triadic

#83172E #2E8317 #172E83

tetradic

#83172E #648317 #17836C #361783

square

#83172E #648317 #17836C #361783

split-complementary

#83172E #178336 #176483

monochromatic

#1B0509 #4F0E1C #83172E #B72040 #DC385B

Accessibility & contrast

On white

9.87

#83172E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#83172E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #83172E

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##83172E	#FFFFFF	#000000	##FFFFFF
##83172E	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)

#37352E

Deuteranopia (green-blind)

#524B2B

Tritanopia (blue-blind)

#900021

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #83172e;
/* rgb */ color: rgb(131, 23, 46);
/* oklch */ color: oklch(40.1% 0.142 15.2);

Tailwind

colors: {
  custom: {
    50: '#ae6066',
    500: '#83172e',
    950: '#000000',
  },
}

SCSS

$custom: #83172e;
$custom-light: #ae6066;
$custom-dark: #000000;

JSON

{
  "hex": "#83172e",
  "rgb": {
    "r": 131,
    "g": 23,
    "b": 46
  },
  "hsl": {
    "h": 347.222,
    "s": 70.13,
    "l": 30.196
  },
  "oklch": {
    "l": 0.40133,
    "c": 0.14153,
    "h": 15.2
  },
  "luminance": 0.05635
}

Semantic roles & 50–950 ramp

primary

#83172E

secondary

#3FB79E

accent

#EDC73B

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#120505

muted

#817A7A

Preview Lab

Preview with #83172E

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

Preview Lab → · Contrast checker → · Palette generator →