#B83533#B83533

#B83533 is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.6% C 0.168 H 25.8°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#B83533
RGB	rgb(184, 53, 51)
HSL	hsl(1, 57%, 46%)
HSV	hsv(1, 72%, 72%)
CMYK	cmyk(0%, 71.2%, 72.3%, 27.8%)
CIE-LAB	lab(42.73, 52.16, 32.13)
CIE-LCH	lch(42.73, 61.26, 31.63°)
OKLab	oklab(52.64% 0.1514 0.0732)
OKLCH	oklch(52.64% 0.168 25.8)
XYZ	xyz(21.6402, 12.9788, 4.4970)
Luminance	0.1298 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83533 #33B6B8

analogous

#B83373 #B83533 #B87733

triadic

#B83533 #33B835 #3533B8

tetradic

#B83533 #73B833 #33B6B8 #7733B8

square

#B83533 #73B833 #33B6B8 #7733B8

split-complementary

#B83533 #33B877 #3373B8

monochromatic

#581918 #882726 #B83533 #D15958 #DE8988

Accessibility & contrast

On white

5.84

#B83533 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#B83533 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83533

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83533	#FFFFFF	#000000	##FFFFFF
##B83533	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5331

Deuteranopia (green-blind)

#7B6F2F

Tritanopia (blue-blind)

#CA0136

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b83533;
/* rgb */ color: rgb(184, 53, 51);
/* oklch */ color: oklch(52.6% 0.168 25.8);

Tailwind

colors: {
  custom: {
    50: '#d5756b',
    500: '#b83533',
    950: '#000000',
  },
}

SCSS

$custom: #b83533;
$custom-light: #d5756b;
$custom-dark: #000000;

JSON

{
  "hex": "#b83533",
  "rgb": {
    "r": 184,
    "g": 53,
    "b": 51
  },
  "hsl": {
    "h": 0.902,
    "s": 56.596,
    "l": 46.078
  },
  "oklch": {
    "l": 0.5264,
    "c": 0.16816,
    "h": 25.8
  },
  "luminance": 0.12976
}

Semantic roles & 50–950 ramp

primary

#B83533

secondary

#7FC7C8

accent

#DEE048

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B83533

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

Preview Lab → · Contrast checker → · Palette generator →