#B22F3B#B22F3B

#B22F3B is a mid, vivid red. Relative luminance 0.118; OKLCH L 51.1% C 0.167 H 20.6°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#B22F3B
RGB	rgb(178, 47, 59)
HSL	hsl(355, 58%, 44%)
HSV	hsv(355, 74%, 70%)
CMYK	cmyk(0%, 73.6%, 66.9%, 30.2%)
CIE-LAB	lab(40.92, 52.87, 24.86)
CIE-LCH	lch(40.92, 58.42, 25.19°)
OKLab	oklab(51.13% 0.1561 0.0587)
OKLCH	oklch(51.13% 0.167 20.6)
XYZ	xyz(20.1682, 11.8168, 5.3557)
Luminance	0.1181 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B22F3B #2FB2A6

analogous

#B22F7D #B22F3B #B2652F

triadic

#B22F3B #3BB22F #2F3BB2

tetradic

#B22F3B #7DB22F #2FB2A6 #652FB2

square

#B22F3B #7DB22F #2FB2A6 #652FB2

split-complementary

#B22F3B #2FB265 #2F7DB2

monochromatic

#51151B #82222B #B22F3B #D04E5A #DD7E87

Accessibility & contrast

On white

6.24

#B22F3B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#B22F3B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B22F3B

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B22F3B	#FFFFFF	#000000	##FFFFFF
##B22F3B	1.00	6.24	3.36	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544F3A

Deuteranopia (green-blind)

#756B37

Tritanopia (blue-blind)

#C40035

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b22f3b;
/* rgb */ color: rgb(178, 47, 59);
/* oklch */ color: oklch(51.1% 0.167 20.6);

Tailwind

colors: {
  custom: {
    50: '#d17270',
    500: '#b22f3b',
    950: '#000000',
  },
}

SCSS

$custom: #b22f3b;
$custom-light: #d17270;
$custom-dark: #000000;

JSON

{
  "hex": "#b22f3b",
  "rgb": {
    "r": 178,
    "g": 47,
    "b": 59
  },
  "hsl": {
    "h": 354.504,
    "s": 58.222,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51125,
    "c": 0.16679,
    "h": 20.6
  },
  "luminance": 0.11814
}

Semantic roles & 50–950 ramp

primary

#B22F3B

secondary

#77C6BF

accent

#E1D346

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150807

muted

#837B7A

Preview Lab

Preview with #B22F3B

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

Preview Lab → · Contrast checker → · Palette generator →