#B83F36#B83F36

#B83F36 is a mid, vivid red. Relative luminance 0.140; OKLCH L 53.8% C 0.158 H 27.8°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#B83F36
RGB	rgb(184, 63, 54)
HSL	hsl(4, 55%, 47%)
HSV	hsv(4, 71%, 72%)
CMYK	cmyk(0%, 65.8%, 70.7%, 27.8%)
CIE-LAB	lab(44.25, 48.27, 32.15)
CIE-LCH	lch(44.25, 57.99, 33.67°)
OKLab	oklab(53.79% 0.1398 0.0738)
OKLCH	oklch(53.79% 0.158 27.8)
XYZ	xyz(22.2129, 14.0149, 5.0248)
Luminance	0.1401 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83F36 #36AFB8

analogous

#B8366E #B83F36 #B88036

triadic

#B83F36 #36B83F #3F36B8

tetradic

#B83F36 #6EB836 #36AFB8 #8036B8

square

#B83F36 #6EB836 #36AFB8 #8036B8

split-complementary

#B83F36 #36B880 #366EB8

monochromatic

#591F1A #892F28 #B83F36 #CF645C #DD918B

Accessibility & contrast

On white

5.52

#B83F36 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#B83F36 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83F36

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83F36	#FFFFFF	#000000	##FFFFFF
##B83F36	1.00	5.52	3.80	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605834

Deuteranopia (green-blind)

#7F7232

Tritanopia (blue-blind)

#CA203E

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b83f36;
/* rgb */ color: rgb(184, 63, 54);
/* oklch */ color: oklch(53.8% 0.158 27.8);

Tailwind

colors: {
  custom: {
    50: '#d57a6d',
    500: '#b83f36',
    950: '#000000',
  },
}

SCSS

$custom: #b83f36;
$custom-light: #d57a6d;
$custom-dark: #000000;

JSON

{
  "hex": "#b83f36",
  "rgb": {
    "r": 184,
    "g": 63,
    "b": 54
  },
  "hsl": {
    "h": 4.154,
    "s": 54.622,
    "l": 46.667
  },
  "oklch": {
    "l": 0.53793,
    "c": 0.15805,
    "h": 27.8
  },
  "luminance": 0.14012
}

Semantic roles & 50–950 ramp

primary

#B83F36

secondary

#82C3C7

accent

#D4DE4A

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A07

muted

#847C7A

Preview Lab

Preview with #B83F36

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

Preview Lab → · Contrast checker → · Palette generator →