#B83636#B83636

#B83636 is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.8% C 0.167 H 24.9°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#B83636
RGB	rgb(184, 54, 54)
HSL	hsl(0, 55%, 47%)
HSV	hsv(0, 71%, 72%)
CMYK	cmyk(0%, 70.7%, 70.7%, 27.8%)
CIE-LAB	lab(42.91, 51.92, 30.57)
CIE-LCH	lch(42.91, 60.25, 30.49°)
OKLab	oklab(52.79% 0.1513 0.0703)
OKLCH	oklch(52.79% 0.167 24.9)
XYZ	xyz(21.7546, 13.0982, 4.8720)
Luminance	0.1310 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83636 #36B8B8

analogous

#B83677 #B83636 #B87736

triadic

#B83636 #36B836 #3636B8

tetradic

#B83636 #77B836 #36B8B8 #7736B8

square

#B83636 #77B836 #36B8B8 #7736B8

split-complementary

#B83636 #36B877 #3677B8

monochromatic

#591A1A #892828 #B83636 #CF5C5C #DD8B8B

Accessibility & contrast

On white

5.80

#B83636 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#B83636 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83636

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83636	#FFFFFF	#000000	##FFFFFF
##B83636	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5335

Deuteranopia (green-blind)

#7B7032

Tritanopia (blue-blind)

#CA0738

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b83636;
/* rgb */ color: rgb(184, 54, 54);
/* oklch */ color: oklch(52.8% 0.167 24.9);

Tailwind

colors: {
  custom: {
    50: '#d5766d',
    500: '#b83636',
    950: '#000000',
  },
}

SCSS

$custom: #b83636;
$custom-light: #d5766d;
$custom-dark: #000000;

JSON

{
  "hex": "#b83636",
  "rgb": {
    "r": 184,
    "g": 54,
    "b": 54
  },
  "hsl": {
    "h": 0,
    "s": 54.622,
    "l": 46.667
  },
  "oklch": {
    "l": 0.52787,
    "c": 0.16684,
    "h": 24.9
  },
  "luminance": 0.13095
}

Semantic roles & 50–950 ramp

primary

#B83636

secondary

#82C7C7

accent

#DEDE4A

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #B83636

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

Preview Lab → · Contrast checker → · Palette generator →