#B52E30#B52E30

#B52E30 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.4% C 0.172 H 24.9°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#B52E30
RGB	rgb(181, 46, 48)
HSL	hsl(359, 59%, 45%)
HSV	hsv(359, 75%, 71%)
CMYK	cmyk(0%, 74.6%, 73.5%, 29%)
CIE-LAB	lab(41.21, 53.61, 31.99)
CIE-LCH	lch(41.21, 62.43, 30.83°)
OKLab	oklab(51.39% 0.1557 0.0724)
OKLCH	oklch(51.39% 0.172 24.9)
XYZ	xyz(20.5689, 11.9943, 4.0278)
Luminance	0.1199 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B52E30 #2EB5B3

analogous

#B52E74 #B52E30 #B5702E

triadic

#B52E30 #30B52E #2E30B5

tetradic

#B52E30 #74B52E #2EB5B3 #702EB5

square

#B52E30 #74B52E #2EB5B3 #702EB5

split-complementary

#B52E30 #2EB570 #2E74B5

monochromatic

#531516 #842223 #B52E30 #D24E50 #DE7F80

Accessibility & contrast

On white

6.18

#B52E30 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#B52E30 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B52E30

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B52E30	#FFFFFF	#000000	##FFFFFF
##B52E30	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)

#564F2F

Deuteranopia (green-blind)

#786C2B

Tritanopia (blue-blind)

#C70030

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b52e30;
/* rgb */ color: rgb(181, 46, 48);
/* oklch */ color: oklch(51.4% 0.172 24.9);

Tailwind

colors: {
  custom: {
    50: '#d47168',
    500: '#b52e30',
    950: '#000000',
  },
}

SCSS

$custom: #b52e30;
$custom-light: #d47168;
$custom-dark: #000000;

JSON

{
  "hex": "#b52e30",
  "rgb": {
    "r": 181,
    "g": 46,
    "b": 48
  },
  "hsl": {
    "h": 359.111,
    "s": 59.471,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51387,
    "c": 0.17172,
    "h": 24.9
  },
  "luminance": 0.11991
}

Semantic roles & 50–950 ramp

primary

#B52E30

secondary

#78C7C6

accent

#E3E045

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B52E30

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

Preview Lab → · Contrast checker → · Palette generator →