#B22F3F#B22F3F

#B22F3F is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.2% C 0.167 H 18.8°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#B22F3F
RGB	rgb(178, 47, 63)
HSL	hsl(353, 58%, 44%)
HSV	hsv(353, 74%, 70%)
CMYK	cmyk(0%, 73.6%, 64.6%, 30.2%)
CIE-LAB	lab(40.99, 53.10, 22.48)
CIE-LCH	lch(40.99, 57.66, 22.95°)
OKLab	oklab(51.2% 0.1577 0.0538)
OKLCH	oklch(51.2% 0.167 18.8)
XYZ	xyz(20.2759, 11.8599, 5.9232)
Luminance	0.1186 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B22F3F #2FB2A2

analogous

#B22F81 #B22F3F #B2612F

triadic

#B22F3F #3FB22F #2F3FB2

tetradic

#B22F3F #81B22F #2FB2A2 #612FB2

square

#B22F3F #81B22F #2FB2A2 #612FB2

split-complementary

#B22F3F #2FB261 #2F81B2

monochromatic

#51151D #82222E #B22F3F #D04E5E #DD7E8A

Accessibility & contrast

On white

6.23

#B22F3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#B22F3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B22F3F

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B22F3F	#FFFFFF	#000000	##FFFFFF
##B22F3F	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534F3F

Deuteranopia (green-blind)

#756B3B

Tritanopia (blue-blind)

#C30036

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b22f3f;
/* rgb */ color: rgb(178, 47, 63);
/* oklch */ color: oklch(51.2% 0.167 18.8);

Tailwind

colors: {
  custom: {
    50: '#d07273',
    500: '#b22f3f',
    950: '#000000',
  },
}

SCSS

$custom: #b22f3f;
$custom-light: #d07273;
$custom-dark: #000000;

JSON

{
  "hex": "#b22f3f",
  "rgb": {
    "r": 178,
    "g": 47,
    "b": 63
  },
  "hsl": {
    "h": 352.672,
    "s": 58.222,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51199,
    "c": 0.16661,
    "h": 18.8
  },
  "luminance": 0.11857
}

Semantic roles & 50–950 ramp

primary

#B22F3F

secondary

#77C6BC

accent

#E1CE46

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150808

muted

#837B7B

Preview Lab

Preview with #B22F3F

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

Preview Lab → · Contrast checker → · Palette generator →