#B52D2E#B52D2E

#B52D2E is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.3% C 0.173 H 25.4°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#B52D2E
RGB	rgb(181, 45, 46)
HSL	hsl(360, 60%, 44%)
HSV	hsv(360, 75%, 71%)
CMYK	cmyk(0%, 75.1%, 74.6%, 29%)
CIE-LAB	lab(41.06, 53.86, 33.00)
CIE-LCH	lch(41.06, 63.17, 31.50°)
OKLab	oklab(51.27% 0.1561 0.0742)
OKLCH	oklch(51.27% 0.173 25.4)
XYZ	xyz(20.4900, 11.9010, 3.8025)
Luminance	0.1190 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B52D2E #2DB5B4

analogous

#B52D72 #B52D2E #B5702D

triadic

#B52D2E #2EB52D #2D2EB5

tetradic

#B52D2E #72B52D #2DB5B4 #702DB5

square

#B52D2E #72B52D #2DB5B4 #702DB5

split-complementary

#B52D2E #2DB570 #2D72B5

monochromatic

#531515 #842122 #B52D2E #D34D4E #DF7E7E

Accessibility & contrast

On white

6.21

#B52D2E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#B52D2E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B52D2E

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B52D2E	#FFFFFF	#000000	##FFFFFF
##B52D2E	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564E2C

Deuteranopia (green-blind)

#776B29

Tritanopia (blue-blind)

#C7002F

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b52d2e;
/* rgb */ color: rgb(181, 45, 46);
/* oklch */ color: oklch(51.3% 0.173 25.4);

Tailwind

colors: {
  custom: {
    50: '#d47167',
    500: '#b52d2e',
    950: '#000000',
  },
}

SCSS

$custom: #b52d2e;
$custom-light: #d47167;
$custom-dark: #000000;

JSON

{
  "hex": "#b52d2e",
  "rgb": {
    "r": 181,
    "g": 45,
    "b": 46
  },
  "hsl": {
    "h": 359.559,
    "s": 60.177,
    "l": 44.314
  },
  "oklch": {
    "l": 0.51268,
    "c": 0.17281,
    "h": 25.4
  },
  "luminance": 0.11898
}

Semantic roles & 50–950 ramp

primary

#B52D2E

secondary

#76C7C7

accent

#E3E244

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B52D2E

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

Preview Lab → · Contrast checker → · Palette generator →