#B83A33#B83A33

#B83A33 is a mid, vivid red. Relative luminance 0.135; OKLCH L 53.2% C 0.163 H 27.3°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#B83A33
RGB	rgb(184, 58, 51)
HSL	hsl(3, 57%, 46%)
HSV	hsv(3, 72%, 72%)
CMYK	cmyk(0%, 68.5%, 72.3%, 27.8%)
CIE-LAB	lab(43.45, 50.20, 32.95)
CIE-LCH	lch(43.45, 60.05, 33.28°)
OKLab	oklab(53.18% 0.1452 0.075)
OKLCH	oklch(53.18% 0.163 27.3)
XYZ	xyz(21.8802, 13.4587, 4.5770)
Luminance	0.1346 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83A33 #33B1B8

analogous

#B8336E #B83A33 #B87C33

triadic

#B83A33 #33B83A #3A33B8

tetradic

#B83A33 #6EB833 #33B1B8 #7C33B8

square

#B83A33 #6EB833 #33B1B8 #7C33B8

split-complementary

#B83A33 #33B87C #336EB8

monochromatic

#581C18 #882B26 #B83A33 #D15E58 #DE8C88

Accessibility & contrast

On white

5.69

#B83A33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#B83A33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83A33

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83A33	#FFFFFF	#000000	##FFFFFF
##B83A33	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5531

Deuteranopia (green-blind)

#7D712F

Tritanopia (blue-blind)

#CA1339

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b83a33;
/* rgb */ color: rgb(184, 58, 51);
/* oklch */ color: oklch(53.2% 0.163 27.3);

Tailwind

colors: {
  custom: {
    50: '#d5786b',
    500: '#b83a33',
    950: '#000000',
  },
}

SCSS

$custom: #b83a33;
$custom-light: #d5786b;
$custom-dark: #000000;

JSON

{
  "hex": "#b83a33",
  "rgb": {
    "r": 184,
    "g": 58,
    "b": 51
  },
  "hsl": {
    "h": 3.158,
    "s": 56.596,
    "l": 46.078
  },
  "oklch": {
    "l": 0.53175,
    "c": 0.16344,
    "h": 27.3
  },
  "luminance": 0.13455
}

Semantic roles & 50–950 ramp

primary

#B83A33

secondary

#7FC4C8

accent

#D8E048

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B83A33

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

Preview Lab → · Contrast checker → · Palette generator →