#B22D37#B22D37

#B22D37 is a mid, vivid red. Relative luminance 0.116; OKLCH L 50.9% C 0.169 H 21.8°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#B22D37
RGB	rgb(178, 45, 55)
HSL	hsl(355, 60%, 44%)
HSV	hsv(355, 75%, 70%)
CMYK	cmyk(0%, 74.7%, 69.1%, 30.2%)
CIE-LAB	lab(40.61, 53.35, 26.93)
CIE-LCH	lch(40.61, 59.76, 26.78°)
OKLab	oklab(50.87% 0.1568 0.0627)
OKLCH	oklch(50.87% 0.169 21.8)
XYZ	xyz(19.9903, 11.6206, 4.8041)
Luminance	0.1162 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B22D37 #2DB2A8

analogous

#B22D79 #B22D37 #B2652D

triadic

#B22D37 #37B22D #2D37B2

tetradic

#B22D37 #79B22D #2DB2A8 #652DB2

square

#B22D37 #79B22D #2DB2A8 #652DB2

split-complementary

#B22D37 #2DB265 #2D79B2

monochromatic

#501419 #812128 #B22D37 #D14B55 #DE7C83

Accessibility & contrast

On white

6.32

#B22D37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#B22D37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B22D37

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B22D37	#FFFFFF	#000000	##FFFFFF
##B22D37	1.00	6.32	3.32	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544E36

Deuteranopia (green-blind)

#756A33

Tritanopia (blue-blind)

#C40032

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b22d37;
/* rgb */ color: rgb(178, 45, 55);
/* oklch */ color: oklch(50.9% 0.169 21.8);

Tailwind

colors: {
  custom: {
    50: '#d1716d',
    500: '#b22d37',
    950: '#000000',
  },
}

SCSS

$custom: #b22d37;
$custom-light: #d1716d;
$custom-dark: #000000;

JSON

{
  "hex": "#b22d37",
  "rgb": {
    "r": 178,
    "g": 45,
    "b": 55
  },
  "hsl": {
    "h": 355.489,
    "s": 59.641,
    "l": 43.725
  },
  "oklch": {
    "l": 0.50869,
    "c": 0.1689,
    "h": 21.8
  },
  "luminance": 0.11618
}

Semantic roles & 50–950 ramp

primary

#B22D37

secondary

#75C6C0

accent

#E3D745

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150807

muted

#837B7A

Preview Lab

Preview with #B22D37

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

Preview Lab → · Contrast checker → · Palette generator →