#83303C#83303C

#83303C is a dark, moderate red. Relative luminance 0.073; OKLCH L 43.2% C 0.114 H 14.6°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#83303C
RGB	rgb(131, 48, 60)
HSL	hsl(351, 46%, 35%)
HSV	hsv(351, 63%, 51%)
CMYK	cmyk(0%, 63.4%, 54.2%, 48.6%)
CIE-LAB	lab(32.41, 36.73, 11.44)
CIE-LCH	lch(32.41, 38.46, 17.30°)
OKLab	oklab(43.16% 0.1107 0.0288)
OKLCH	oklch(43.16% 0.114 14.6)
XYZ	xyz(11.2336, 7.2668, 5.0852)
Luminance	0.0727 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#83303C #308377

analogous

#833066 #83303C #834D30

triadic

#83303C #3C8330 #303C83

tetradic

#83303C #668330 #308377 #4D3083

square

#83303C #668330 #308377 #4D3083

split-complementary

#83303C #30834D #306683

monochromatic

#290F13 #562027 #83303C #B04051 #C76674

Accessibility & contrast

On white

8.56

#83303C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#83303C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #83303C

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##83303C	#FFFFFF	#000000	##FFFFFF
##83303C	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#43423C

Deuteranopia (green-blind)

#58533A

Tritanopia (blue-blind)

#8F2235

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #83303c;
/* rgb */ color: rgb(131, 48, 60);
/* oklch */ color: oklch(43.2% 0.114 14.6);

Tailwind

colors: {
  custom: {
    50: '#ac6d71',
    500: '#83303c',
    950: '#000000',
  },
}

SCSS

$custom: #83303c;
$custom-light: #ac6d71;
$custom-dark: #000000;

JSON

{
  "hex": "#83303c",
  "rgb": {
    "r": 131,
    "g": 48,
    "b": 60
  },
  "hsl": {
    "h": 351.325,
    "s": 46.369,
    "l": 35.098
  },
  "oklch": {
    "l": 0.43158,
    "c": 0.11434,
    "h": 14.6
  },
  "luminance": 0.07265
}

Semantic roles & 50–950 ramp

primary

#83303C

secondary

#61AEA3

accent

#D6C352

background

#FBF6F6

surface

#F6ECEC

border

#D0C7C7

text

#110707

muted

#807A7A

Preview Lab

Preview with #83303C

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

Preview Lab → · Contrast checker → · Palette generator →