#B22F3A#B22F3A

#B22F3A is a mid, vivid red. Relative luminance 0.118; OKLCH L 51.1% C 0.167 H 21.0°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#B22F3A
RGB	rgb(178, 47, 58)
HSL	hsl(355, 58%, 44%)
HSV	hsv(355, 74%, 70%)
CMYK	cmyk(0%, 73.6%, 67.4%, 30.2%)
CIE-LAB	lab(40.91, 52.81, 25.46)
CIE-LCH	lch(40.91, 58.63, 25.74°)
OKLab	oklab(51.11% 0.1557 0.0599)
OKLCH	oklch(51.11% 0.167 21)
XYZ	xyz(20.1425, 11.8065, 5.2204)
Luminance	0.1180 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B22F3A #2FB2A7

analogous

#B22F7C #B22F3A #B2662F

triadic

#B22F3A #3AB22F #2F3AB2

tetradic

#B22F3A #7CB22F #2FB2A7 #662FB2

square

#B22F3A #7CB22F #2FB2A7 #662FB2

split-complementary

#B22F3A #2FB266 #2F7CB2

monochromatic

#51151A #82222A #B22F3A #D04E59 #DD7E86

Accessibility & contrast

On white

6.25

#B22F3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#B22F3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B22F3A

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B22F3A	#FFFFFF	#000000	##FFFFFF
##B22F3A	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544F39

Deuteranopia (green-blind)

#756B36

Tritanopia (blue-blind)

#C40034

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b22f3a;
/* rgb */ color: rgb(178, 47, 58);
/* oklch */ color: oklch(51.1% 0.167 21.0);

Tailwind

colors: {
  custom: {
    50: '#d17270',
    500: '#b22f3a',
    950: '#000000',
  },
}

SCSS

$custom: #b22f3a;
$custom-light: #d17270;
$custom-dark: #000000;

JSON

{
  "hex": "#b22f3a",
  "rgb": {
    "r": 178,
    "g": 47,
    "b": 58
  },
  "hsl": {
    "h": 354.962,
    "s": 58.222,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51107,
    "c": 0.16685,
    "h": 21
  },
  "luminance": 0.11803
}

Semantic roles & 50–950 ramp

primary

#B22F3A

secondary

#77C6BF

accent

#E1D446

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150807

muted

#837B7A

Preview Lab

Preview with #B22F3A

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

Preview Lab → · Contrast checker → · Palette generator →