#B52C40#B52C40

#B52C40 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.5% C 0.172 H 18.0°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#B52C40
RGB	rgb(181, 44, 64)
HSL	hsl(351, 61%, 44%)
HSV	hsv(351, 76%, 71%)
CMYK	cmyk(0%, 75.7%, 64.6%, 29%)
CIE-LAB	lab(41.21, 55.11, 22.26)
CIE-LCH	lch(41.21, 59.43, 22.00°)
OKLab	oklab(51.47% 0.1639 0.0533)
OKLCH	oklch(51.47% 0.172 18)
XYZ	xyz(20.8844, 11.9984, 6.0657)
Luminance	0.1200 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B52C40 #2CB5A1

analogous

#B52C85 #B52C40 #B55D2C

triadic

#B52C40 #40B52C #2C40B5

tetradic

#B52C40 #85B52C #2CB5A1 #5D2CB5

square

#B52C40 #85B52C #2CB5A1 #5D2CB5

split-complementary

#B52C40 #2CB55D #2C85B5

monochromatic

#53141D #84202F #B52C40 #D34B5F #DF7C8B

Accessibility & contrast

On white

6.18

#B52C40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#B52C40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B52C40

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B52C40	#FFFFFF	#000000	##FFFFFF
##B52C40	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534F40

Deuteranopia (green-blind)

#766C3C

Tritanopia (blue-blind)

#C70035

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b52c40;
/* rgb */ color: rgb(181, 44, 64);
/* oklch */ color: oklch(51.5% 0.172 18.0);

Tailwind

colors: {
  custom: {
    50: '#d37174',
    500: '#b52c40',
    950: '#000000',
  },
}

SCSS

$custom: #b52c40;
$custom-light: #d37174;
$custom-dark: #000000;

JSON

{
  "hex": "#b52c40",
  "rgb": {
    "r": 181,
    "g": 44,
    "b": 64
  },
  "hsl": {
    "h": 351.241,
    "s": 60.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51472,
    "c": 0.17236,
    "h": 18
  },
  "luminance": 0.11995
}

Semantic roles & 50–950 ramp

primary

#B52C40

secondary

#75C8BC

accent

#E4CD44

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150808

muted

#837B7B

Preview Lab

Preview with #B52C40

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

Preview Lab → · Contrast checker → · Palette generator →