#B83231#B83231

#B83231 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.3% C 0.171 H 25.7°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#B83231
RGB	rgb(184, 50, 49)
HSL	hsl(0, 58%, 46%)
HSV	hsv(0, 73%, 72%)
CMYK	cmyk(0%, 72.8%, 73.4%, 27.8%)
CIE-LAB	lab(42.30, 53.18, 32.81)
CIE-LCH	lch(42.30, 62.49, 31.67°)
OKLab	oklab(52.31% 0.1542 0.0743)
OKLCH	oklch(52.31% 0.171 25.7)
XYZ	xyz(21.4646, 12.6966, 4.2256)
Luminance	0.1269 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83231 #31B7B8

analogous

#B83174 #B83231 #B87531

triadic

#B83231 #31B832 #3231B8

tetradic

#B83231 #74B831 #31B7B8 #7531B8

square

#B83231 #74B831 #31B7B8 #7531B8

split-complementary

#B83231 #31B875 #3174B8

monochromatic

#571817 #882524 #B83231 #D25655 #DE8685

Accessibility & contrast

On white

5.93

#B83231 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#B83231 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83231

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83231	#FFFFFF	#000000	##FFFFFF
##B83231	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59512F

Deuteranopia (green-blind)

#7B6E2C

Tritanopia (blue-blind)

#CA0033

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b83231;
/* rgb */ color: rgb(184, 50, 49);
/* oklch */ color: oklch(52.3% 0.171 25.7);

Tailwind

colors: {
  custom: {
    50: '#d67469',
    500: '#b83231',
    950: '#000000',
  },
}

SCSS

$custom: #b83231;
$custom-light: #d67469;
$custom-dark: #000000;

JSON

{
  "hex": "#b83231",
  "rgb": {
    "r": 184,
    "g": 50,
    "b": 49
  },
  "hsl": {
    "h": 0.444,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.52312,
    "c": 0.17114,
    "h": 25.7
  },
  "luminance": 0.12693
}

Semantic roles & 50–950 ramp

primary

#B83231

secondary

#7DC7C8

accent

#E0E147

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B83231

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

Preview Lab → · Contrast checker → · Palette generator →