#83303D#83303D

#83303D is a dark, moderate red. Relative luminance 0.073; OKLCH L 43.2% C 0.114 H 13.8°. Best body text is #FFFFFF at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#83303D
RGB	rgb(131, 48, 61)
HSL	hsl(351, 46%, 35%)
HSV	hsv(351, 63%, 51%)
CMYK	cmyk(0%, 63.4%, 53.4%, 48.6%)
CIE-LAB	lab(32.43, 36.82, 10.82)
CIE-LCH	lch(32.43, 38.37, 16.38°)
OKLab	oklab(43.18% 0.1111 0.0274)
OKLCH	oklch(43.18% 0.114 13.8)
XYZ	xyz(11.2602, 7.2775, 5.2257)
Luminance	0.0728 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#83303D #308376

analogous

#833067 #83303D #834C30

triadic

#83303D #3D8330 #303D83

tetradic

#83303D #678330 #308376 #4C3083

square

#83303D #678330 #308376 #4C3083

split-complementary

#83303D #30834C #306783

monochromatic

#290F13 #562028 #83303D #B04052 #C76675

Accessibility & contrast

On white

8.55

#83303D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#83303D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #83303D

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##83303D	#FFFFFF	#000000	##FFFFFF
##83303D	1.00	8.55	2.46	8.55
#FFFFFF	8.55	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#43423D

Deuteranopia (green-blind)

#58533B

Tritanopia (blue-blind)

#8F2335

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #83303d;
/* rgb */ color: rgb(131, 48, 61);
/* oklch */ color: oklch(43.2% 0.114 13.8);

Tailwind

colors: {
  custom: {
    50: '#ac6d72',
    500: '#83303d',
    950: '#000000',
  },
}

SCSS

$custom: #83303d;
$custom-light: #ac6d72;
$custom-dark: #000000;

JSON

{
  "hex": "#83303d",
  "rgb": {
    "r": 131,
    "g": 48,
    "b": 61
  },
  "hsl": {
    "h": 350.602,
    "s": 46.369,
    "l": 35.098
  },
  "oklch": {
    "l": 0.43184,
    "c": 0.11439,
    "h": 13.8
  },
  "luminance": 0.07276
}

Semantic roles & 50–950 ramp

primary

#83303D

secondary

#61AEA2

accent

#D6C152

background

#FBF6F6

surface

#F6ECEC

border

#D0C7C7

text

#110707

muted

#807A7A

Preview Lab

Preview with #83303D

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

Preview Lab → · Contrast checker → · Palette generator →