#B52E40#B52E40

#B52E40 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.7% C 0.171 H 18.5°. Best body text is #FFFFFF at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#B52E40
RGB	rgb(181, 46, 64)
HSL	hsl(352, 59%, 45%)
HSV	hsv(352, 75%, 71%)
CMYK	cmyk(0%, 74.6%, 64.6%, 29%)
CIE-LAB	lab(41.46, 54.43, 22.57)
CIE-LCH	lch(41.46, 58.92, 22.52°)
OKLab	oklab(51.65% 0.1618 0.054)
OKLCH	oklch(51.65% 0.171 18.5)
XYZ	xyz(20.9607, 12.1510, 6.0912)
Luminance	0.1215 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B52E40 #2EB5A3

analogous

#B52E84 #B52E40 #B5602E

triadic

#B52E40 #40B52E #2E40B5

tetradic

#B52E40 #84B52E #2EB5A3 #602EB5

square

#B52E40 #84B52E #2EB5A3 #602EB5

split-complementary

#B52E40 #2EB560 #2E84B5

monochromatic

#53151D #84222F #B52E40 #D24E60 #DE7F8C

Accessibility & contrast

On white

6.12

#B52E40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#B52E40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B52E40

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B52E40	#FFFFFF	#000000	##FFFFFF
##B52E40	1.00	6.12	3.43	6.12
#FFFFFF	6.12	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545040

Deuteranopia (green-blind)

#766C3C

Tritanopia (blue-blind)

#C70036

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b52e40;
/* rgb */ color: rgb(181, 46, 64);
/* oklch */ color: oklch(51.7% 0.171 18.5);

Tailwind

colors: {
  custom: {
    50: '#d37274',
    500: '#b52e40',
    950: '#000000',
  },
}

SCSS

$custom: #b52e40;
$custom-light: #d37274;
$custom-dark: #000000;

JSON

{
  "hex": "#b52e40",
  "rgb": {
    "r": 181,
    "g": 46,
    "b": 64
  },
  "hsl": {
    "h": 352,
    "s": 59.471,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51652,
    "c": 0.17053,
    "h": 18.5
  },
  "luminance": 0.12148
}

Semantic roles & 50–950 ramp

primary

#B52E40

secondary

#78C7BD

accent

#E3CE45

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B52E40

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

Preview Lab → · Contrast checker → · Palette generator →