#B83B35#B83B35

#B83B35 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.3% C 0.162 H 26.9°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#B83B35
RGB	rgb(184, 59, 53)
HSL	hsl(3, 55%, 46%)
HSV	hsv(3, 71%, 72%)
CMYK	cmyk(0%, 67.9%, 71.2%, 27.8%)
CIE-LAB	lab(43.62, 49.89, 31.99)
CIE-LCH	lch(43.62, 59.27, 32.67°)
OKLab	oklab(53.32% 0.1447 0.0733)
OKLCH	oklch(53.32% 0.162 26.9)
XYZ	xyz(21.9761, 13.5785, 4.8312)
Luminance	0.1358 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83B35 #35B2B8

analogous

#B83571 #B83B35 #B87D35

triadic

#B83B35 #35B83B #3B35B8

tetradic

#B83B35 #71B835 #35B2B8 #7D35B8

square

#B83B35 #71B835 #35B2B8 #7D35B8

split-complementary

#B83B35 #35B87D #3571B8

monochromatic

#591D1A #882C27 #B83B35 #D0605B #DD8E8A

Accessibility & contrast

On white

5.65

#B83B35 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#B83B35 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83B35

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83B35	#FFFFFF	#000000	##FFFFFF
##B83B35	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5633

Deuteranopia (green-blind)

#7D7131

Tritanopia (blue-blind)

#CA173B

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b83b35;
/* rgb */ color: rgb(184, 59, 53);
/* oklch */ color: oklch(53.3% 0.162 26.9);

Tailwind

colors: {
  custom: {
    50: '#d5786c',
    500: '#b83b35',
    950: '#000000',
  },
}

SCSS

$custom: #b83b35;
$custom-light: #d5786c;
$custom-dark: #000000;

JSON

{
  "hex": "#b83b35",
  "rgb": {
    "r": 184,
    "g": 59,
    "b": 53
  },
  "hsl": {
    "h": 2.748,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.53315,
    "c": 0.16216,
    "h": 26.9
  },
  "luminance": 0.13575
}

Semantic roles & 50–950 ramp

primary

#B83B35

secondary

#81C4C7

accent

#D8DF49

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #B83B35

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

Preview Lab → · Contrast checker → · Palette generator →