#B52B42#B52B42

#B52B42 is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.4% C 0.173 H 16.9°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#B52B42
RGB	rgb(181, 43, 66)
HSL	hsl(350, 62%, 44%)
HSV	hsv(350, 76%, 71%)
CMYK	cmyk(0%, 76.2%, 63.5%, 29%)
CIE-LAB	lab(41.13, 55.55, 20.91)
CIE-LCH	lch(41.13, 59.36, 20.63°)
OKLab	oklab(51.43% 0.1658 0.0504)
OKLCH	oklch(51.43% 0.173 16.9)
XYZ	xyz(20.9055, 11.9480, 6.3586)
Luminance	0.1195 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B52B42 #2BB59E

analogous

#B52B87 #B52B42 #B5592B

triadic

#B52B42 #42B52B #2B42B5

tetradic

#B52B42 #87B52B #2BB59E #592BB5

square

#B52B42 #87B52B #2BB59E #592BB5

split-complementary

#B52B42 #2BB559 #2B87B5

monochromatic

#52141E #841F30 #B52B42 #D44960 #E07B8C

Accessibility & contrast

On white

6.20

#B52B42 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#B52B42 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B52B42

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B52B42	#FFFFFF	#000000	##FFFFFF
##B52B42	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524F42

Deuteranopia (green-blind)

#756B3E

Tritanopia (blue-blind)

#C70035

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b52b42;
/* rgb */ color: rgb(181, 43, 66);
/* oklch */ color: oklch(51.4% 0.173 16.9);

Tailwind

colors: {
  custom: {
    50: '#d37176',
    500: '#b52b42',
    950: '#000000',
  },
}

SCSS

$custom: #b52b42;
$custom-light: #d37176;
$custom-dark: #000000;

JSON

{
  "hex": "#b52b42",
  "rgb": {
    "r": 181,
    "g": 43,
    "b": 66
  },
  "hsl": {
    "h": 350,
    "s": 61.607,
    "l": 43.922
  },
  "oklch": {
    "l": 0.51425,
    "c": 0.17325,
    "h": 16.9
  },
  "luminance": 0.11945
}

Semantic roles & 50–950 ramp

primary

#B52B42

secondary

#74C8BA

accent

#E5CA43

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150808

muted

#837B7B

Preview Lab

Preview with #B52B42

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

Preview Lab → · Contrast checker → · Palette generator →