#B22F2A#B22F2A

#B22F2A is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.9% C 0.169 H 27.2°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#B22F2A
RGB	rgb(178, 47, 42)
HSL	hsl(2, 62%, 43%)
HSV	hsv(2, 76%, 70%)
CMYK	cmyk(0%, 73.6%, 76.4%, 30.2%)
CIE-LAB	lab(40.68, 52.06, 34.75)
CIE-LCH	lch(40.68, 62.59, 33.73°)
OKLab	oklab(50.87% 0.1499 0.0772)
OKLCH	oklch(50.87% 0.169 27.2)
XYZ	xyz(19.7968, 11.6682, 3.3998)
Luminance	0.1167 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B22F2A #2AADB2

analogous

#B22A69 #B22F2A #B2732A

triadic

#B22F2A #2AB22F #2F2AB2

tetradic

#B22F2A #69B22A #2AADB2 #732AB2

square

#B22F2A #69B22A #2AADB2 #732AB2

split-complementary

#B22F2A #2AB273 #2A69B2

monochromatic

#4F1513 #80221E #B22F2A #D34B46 #DF7B77

Accessibility & contrast

On white

6.30

#B22F2A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#B22F2A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B22F2A

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B22F2A	#FFFFFF	#000000	##FFFFFF
##B22F2A	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564E28

Deuteranopia (green-blind)

#766A25

Tritanopia (blue-blind)

#C4002F

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b22f2a;
/* rgb */ color: rgb(178, 47, 42);
/* oklch */ color: oklch(50.9% 0.169 27.2);

Tailwind

colors: {
  custom: {
    50: '#d27164',
    500: '#b22f2a',
    950: '#000000',
  },
}

SCSS

$custom: #b22f2a;
$custom-light: #d27164;
$custom-dark: #000000;

JSON

{
  "hex": "#b22f2a",
  "rgb": {
    "r": 178,
    "g": 47,
    "b": 42
  },
  "hsl": {
    "h": 2.206,
    "s": 61.818,
    "l": 43.137
  },
  "oklch": {
    "l": 0.5087,
    "c": 0.1686,
    "h": 27.2
  },
  "luminance": 0.11665
}

Semantic roles & 50–950 ramp

primary

#B22F2A

secondary

#71C4C7

accent

#DFE543

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160805

muted

#847B7A

Preview Lab

Preview with #B22F2A

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

Preview Lab → · Contrast checker → · Palette generator →