#B22536#B22536

#B22536 is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.2% C 0.176 H 20.5°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#B22536
RGB	rgb(178, 37, 54)
HSL	hsl(353, 66%, 42%)
HSV	hsv(353, 79%, 70%)
CMYK	cmyk(0%, 79.2%, 69.7%, 30.2%)
CIE-LAB	lab(39.68, 55.86, 26.40)
CIE-LCH	lch(39.68, 61.79, 25.30°)
OKLab	oklab(50.17% 0.1646 0.0614)
OKLCH	oklch(50.17% 0.176 20.5)
XYZ	xyz(19.6898, 11.0575, 4.5869)
Luminance	0.1105 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B22536 #25B2A1

analogous

#B2257D #B22536 #B25B25

triadic

#B22536 #36B225 #2536B2

tetradic

#B22536 #7DB225 #25B2A1 #5B25B2

square

#B22536 #7DB225 #25B2A1 #5B25B2

split-complementary

#B22536 #25B25B #257DB2

monochromatic

#4D1017 #7F1A27 #B22536 #D73D50 #E1707E

Accessibility & contrast

On white

6.54

#B22536 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#B22536 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B22536

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B22536	#FFFFFF	#000000	##FFFFFF
##B22536	1.00	6.54	3.21	6.54
#FFFFFF	6.54	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504A35

Deuteranopia (green-blind)

#736831

Tritanopia (blue-blind)

#C4002D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b22536;
/* rgb */ color: rgb(178, 37, 54);
/* oklch */ color: oklch(50.2% 0.176 20.5);

Tailwind

colors: {
  custom: {
    50: '#d16d6d',
    500: '#b22536',
    950: '#000000',
  },
}

SCSS

$custom: #b22536;
$custom-light: #d16d6d;
$custom-dark: #000000;

JSON

{
  "hex": "#b22536",
  "rgb": {
    "r": 178,
    "g": 37,
    "b": 54
  },
  "hsl": {
    "h": 352.766,
    "s": 65.581,
    "l": 42.157
  },
  "oklch": {
    "l": 0.50173,
    "c": 0.17569,
    "h": 20.5
  },
  "luminance": 0.11054
}

Semantic roles & 50–950 ramp

primary

#B22536

secondary

#6BC8BD

accent

#E9D43F

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160807

muted

#847B7A

Preview Lab

Preview with #B22536

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

Preview Lab → · Contrast checker → · Palette generator →