#B52A33#B52A33

#B52A33 is a mid, vivid red. Relative luminance 0.117; OKLCH L 51.1% C 0.175 H 22.9°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#B52A33
RGB	rgb(181, 42, 51)
HSL	hsl(356, 62%, 44%)
HSV	hsv(356, 77%, 71%)
CMYK	cmyk(0%, 76.8%, 71.8%, 29%)
CIE-LAB	lab(40.77, 55.07, 29.69)
CIE-LCH	lch(40.77, 62.57, 28.33°)
OKLab	oklab(51.08% 0.161 0.068)
OKLCH	oklch(51.08% 0.175 22.9)
XYZ	xyz(20.4839, 11.7219, 4.3153)
Luminance	0.1172 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B52A33 #2AB5AC

analogous

#B52A78 #B52A33 #B5662A

triadic

#B52A33 #33B52A #2A33B5

tetradic

#B52A33 #78B52A #2AB5AC #662AB5

square

#B52A33 #78B52A #2AB5AC #662AB5

split-complementary

#B52A33 #2AB566 #2A78B5

monochromatic

#521317 #831E25 #B52A33 #D44851 #E07980

Accessibility & contrast

On white

6.28

#B52A33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#B52A33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B52A33

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B52A33	#FFFFFF	#000000	##FFFFFF
##B52A33	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544D32

Deuteranopia (green-blind)

#766B2E

Tritanopia (blue-blind)

#C7002F

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b52a33;
/* rgb */ color: rgb(181, 42, 51);
/* oklch */ color: oklch(51.1% 0.175 22.9);

Tailwind

colors: {
  custom: {
    50: '#d4706a',
    500: '#b52a33',
    950: '#000000',
  },
}

SCSS

$custom: #b52a33;
$custom-light: #d4706a;
$custom-dark: #000000;

JSON

{
  "hex": "#b52a33",
  "rgb": {
    "r": 181,
    "g": 42,
    "b": 51
  },
  "hsl": {
    "h": 356.115,
    "s": 62.332,
    "l": 43.725
  },
  "oklch": {
    "l": 0.51076,
    "c": 0.17479,
    "h": 22.9
  },
  "luminance": 0.11719
}

Semantic roles & 50–950 ramp

primary

#B52A33

secondary

#73C8C2

accent

#E5DB42

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B52A33

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

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