#B22F33#B22F33

#B22F33 is a mid, vivid red. Relative luminance 0.117; OKLCH L 51.0% C 0.167 H 23.9°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#B22F33
RGB	rgb(178, 47, 51)
HSL	hsl(358, 58%, 44%)
HSV	hsv(358, 74%, 70%)
CMYK	cmyk(0%, 73.6%, 71.3%, 30.2%)
CIE-LAB	lab(40.80, 52.45, 29.58)
CIE-LCH	lch(40.80, 60.22, 29.42°)
OKLab	oklab(50.99% 0.1531 0.0679)
OKLCH	oklch(50.99% 0.167 23.9)
XYZ	xyz(19.9764, 11.7401, 4.3455)
Luminance	0.1174 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B22F33 #2FB2AE

analogous

#B22F75 #B22F33 #B26D2F

triadic

#B22F33 #33B22F #2F33B2

tetradic

#B22F33 #75B22F #2FB2AE #6D2FB2

square

#B22F33 #75B22F #2FB2AE #6D2FB2

split-complementary

#B22F33 #2FB26D #2F75B2

monochromatic

#511517 #822225 #B22F33 #D04E52 #DD7E81

Accessibility & contrast

On white

6.27

#B22F33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#B22F33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B22F33

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B22F33	#FFFFFF	#000000	##FFFFFF
##B22F33	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554E32

Deuteranopia (green-blind)

#766A2F

Tritanopia (blue-blind)

#C40032

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b22f33;
/* rgb */ color: rgb(178, 47, 51);
/* oklch */ color: oklch(51.0% 0.167 23.9);

Tailwind

colors: {
  custom: {
    50: '#d1726b',
    500: '#b22f33',
    950: '#000000',
  },
}

SCSS

$custom: #b22f33;
$custom-light: #d1726b;
$custom-dark: #000000;

JSON

{
  "hex": "#b22f33",
  "rgb": {
    "r": 178,
    "g": 47,
    "b": 51
  },
  "hsl": {
    "h": 358.168,
    "s": 58.222,
    "l": 44.118
  },
  "oklch": {
    "l": 0.50993,
    "c": 0.16747,
    "h": 23.9
  },
  "luminance": 0.11737
}

Semantic roles & 50–950 ramp

primary

#B22F33

secondary

#77C6C3

accent

#E1DD46

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B22F33

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

Preview Lab → · Contrast checker → · Palette generator →