#B52C2F#B52C2F

#B52C2F is a mid, vivid red. Relative luminance 0.118; OKLCH L 51.2% C 0.174 H 24.8°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#B52C2F
RGB	rgb(181, 44, 47)
HSL	hsl(359, 61%, 44%)
HSV	hsv(359, 76%, 71%)
CMYK	cmyk(0%, 75.7%, 74%, 29%)
CIE-LAB	lab(40.95, 54.24, 32.29)
CIE-LCH	lch(40.95, 63.13, 30.77°)
OKLab	oklab(51.19% 0.1575 0.0729)
OKLCH	oklch(51.19% 0.174 24.8)
XYZ	xyz(20.4722, 11.8335, 3.8949)
Luminance	0.1183 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B52C2F #2CB5B2

analogous

#B52C74 #B52C2F #B56E2C

triadic

#B52C2F #2FB52C #2C2FB5

tetradic

#B52C2F #74B52C #2CB5B2 #6E2CB5

square

#B52C2F #74B52C #2CB5B2 #6E2CB5

split-complementary

#B52C2F #2CB56E #2C74B5

monochromatic

#531415 #842022 #B52C2F #D34B4E #DF7C7E

Accessibility & contrast

On white

6.24

#B52C2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#B52C2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B52C2F

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B52C2F	#FFFFFF	#000000	##FFFFFF
##B52C2F	1.00	6.24	3.37	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554E2E

Deuteranopia (green-blind)

#776B2A

Tritanopia (blue-blind)

#C7002F

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b52c2f;
/* rgb */ color: rgb(181, 44, 47);
/* oklch */ color: oklch(51.2% 0.174 24.8);

Tailwind

colors: {
  custom: {
    50: '#d47168',
    500: '#b52c2f',
    950: '#000000',
  },
}

SCSS

$custom: #b52c2f;
$custom-light: #d47168;
$custom-dark: #000000;

JSON

{
  "hex": "#b52c2f",
  "rgb": {
    "r": 181,
    "g": 44,
    "b": 47
  },
  "hsl": {
    "h": 358.686,
    "s": 60.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51192,
    "c": 0.17354,
    "h": 24.8
  },
  "luminance": 0.1183
}

Semantic roles & 50–950 ramp

primary

#B52C2F

secondary

#75C8C6

accent

#E4E144

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B52C2F

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

Preview Lab → · Contrast checker → · Palette generator →