#B83133#B83133

#B83133 is a mid, vivid red. Relative luminance 0.126; OKLCH L 52.2% C 0.172 H 24.7°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#B83133
RGB	rgb(184, 49, 51)
HSL	hsl(359, 58%, 46%)
HSV	hsv(359, 73%, 72%)
CMYK	cmyk(0%, 73.4%, 72.3%, 27.8%)
CIE-LAB	lab(42.20, 53.63, 31.51)
CIE-LCH	lch(42.20, 62.20, 30.44°)
OKLab	oklab(52.24% 0.156 0.0718)
OKLCH	oklch(52.24% 0.172 24.7)
XYZ	xyz(21.4654, 12.6293, 4.4388)
Luminance	0.1263 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83133 #31B8B6

analogous

#B83176 #B83133 #B87231

triadic

#B83133 #33B831 #3133B8

tetradic

#B83133 #76B831 #31B8B6 #7231B8

square

#B83133 #76B831 #31B8B6 #7231B8

split-complementary

#B83133 #31B872 #3176B8

monochromatic

#571718 #882426 #B83133 #D25556 #DE8586

Accessibility & contrast

On white

5.96

#B83133 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#B83133 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83133

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83133	#FFFFFF	#000000	##FFFFFF
##B83133	1.00	5.96	3.53	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585132

Deuteranopia (green-blind)

#7A6E2E

Tritanopia (blue-blind)

#CA0033

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b83133;
/* rgb */ color: rgb(184, 49, 51);
/* oklch */ color: oklch(52.2% 0.172 24.7);

Tailwind

colors: {
  custom: {
    50: '#d6736b',
    500: '#b83133',
    950: '#000000',
  },
}

SCSS

$custom: #b83133;
$custom-light: #d6736b;
$custom-dark: #000000;

JSON

{
  "hex": "#b83133",
  "rgb": {
    "r": 184,
    "g": 49,
    "b": 51
  },
  "hsl": {
    "h": 359.111,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.52243,
    "c": 0.17178,
    "h": 24.7
  },
  "luminance": 0.12626
}

Semantic roles & 50–950 ramp

primary

#B83133

secondary

#7DC8C7

accent

#E1DF47

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B83133

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

Preview Lab → · Contrast checker → · Palette generator →