#B52F29#B52F29

#B52F29 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.4% C 0.172 H 27.6°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#B52F29
RGB	rgb(181, 47, 41)
HSL	hsl(3, 63%, 44%)
HSV	hsv(3, 77%, 71%)
CMYK	cmyk(0%, 74%, 77.3%, 29%)
CIE-LAB	lab(41.25, 52.97, 36.10)
CIE-LCH	lch(41.25, 64.10, 34.27°)
OKLab	oklab(51.39% 0.1522 0.0796)
OKLCH	oklch(51.39% 0.172 27.6)
XYZ	xyz(20.4752, 12.0201, 3.3394)
Luminance	0.1202 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B52F29 #29AFB5

analogous

#B52969 #B52F29 #B57529

triadic

#B52F29 #29B52F #2F29B5

tetradic

#B52F29 #69B529 #29AFB5 #7529B5

square

#B52F29 #69B529 #29AFB5 #7529B5

split-complementary

#B52F29 #29B575 #2969B5

monochromatic

#511512 #83221E #B52F29 #D54C46 #E07C78

Accessibility & contrast

On white

6.17

#B52F29 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#B52F29 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B52F29

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B52F29	#FFFFFF	#000000	##FFFFFF
##B52F29	1.00	6.17	3.40	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574F27

Deuteranopia (green-blind)

#786C24

Tritanopia (blue-blind)

#C7002F

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b52f29;
/* rgb */ color: rgb(181, 47, 41);
/* oklch */ color: oklch(51.4% 0.172 27.6);

Tailwind

colors: {
  custom: {
    50: '#d47263',
    500: '#b52f29',
    950: '#000000',
  },
}

SCSS

$custom: #b52f29;
$custom-light: #d47263;
$custom-dark: #000000;

JSON

{
  "hex": "#b52f29",
  "rgb": {
    "r": 181,
    "g": 47,
    "b": 41
  },
  "hsl": {
    "h": 2.571,
    "s": 63.063,
    "l": 43.529
  },
  "oklch": {
    "l": 0.51391,
    "c": 0.17178,
    "h": 27.6
  },
  "luminance": 0.12017
}

Semantic roles & 50–950 ramp

primary

#B52F29

secondary

#72C4C8

accent

#DFE642

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160805

muted

#847B7A

Preview Lab

Preview with #B52F29

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

Preview Lab → · Contrast checker → · Palette generator →