#B22534#B22534

#B22534 is a mid, vivid red. Relative luminance 0.110; OKLCH L 50.1% C 0.176 H 21.3°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#B22534
RGB	rgb(178, 37, 52)
HSL	hsl(354, 66%, 42%)
HSV	hsv(354, 79%, 70%)
CMYK	cmyk(0%, 79.2%, 70.8%, 30.2%)
CIE-LAB	lab(39.65, 55.76, 27.60)
CIE-LCH	lch(39.65, 62.22, 26.33°)
OKLab	oklab(50.14% 0.1639 0.0637)
OKLCH	oklch(50.14% 0.176 21.3)
XYZ	xyz(19.6438, 11.0391, 4.3446)
Luminance	0.1104 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B22534 #25B2A3

analogous

#B2257B #B22534 #B25D25

triadic

#B22534 #34B225 #2534B2

tetradic

#B22534 #7BB225 #25B2A3 #5D25B2

square

#B22534 #7BB225 #25B2A3 #5D25B2

split-complementary

#B22534 #25B25D #257BB2

monochromatic

#4D1016 #7F1A25 #B22534 #D73D4E #E1707C

Accessibility & contrast

On white

6.55

#B22534 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#B22534 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B22534

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B22534	#FFFFFF	#000000	##FFFFFF
##B22534	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504A33

Deuteranopia (green-blind)

#73682F

Tritanopia (blue-blind)

#C4002C

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b22534;
/* rgb */ color: rgb(178, 37, 52);
/* oklch */ color: oklch(50.1% 0.176 21.3);

Tailwind

colors: {
  custom: {
    50: '#d16d6b',
    500: '#b22534',
    950: '#000000',
  },
}

SCSS

$custom: #b22534;
$custom-light: #d16d6b;
$custom-dark: #000000;

JSON

{
  "hex": "#b22534",
  "rgb": {
    "r": 178,
    "g": 37,
    "b": 52
  },
  "hsl": {
    "h": 353.617,
    "s": 65.581,
    "l": 42.157
  },
  "oklch": {
    "l": 0.50141,
    "c": 0.1758,
    "h": 21.3
  },
  "luminance": 0.11036
}

Semantic roles & 50–950 ramp

primary

#B22534

secondary

#6BC8BE

accent

#E9D73F

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B22534

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

Preview Lab → · Contrast checker → · Palette generator →