#B22F30#B22F30

#B22F30 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.9% C 0.168 H 25.1°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#B22F30
RGB	rgb(178, 47, 48)
HSL	hsl(360, 58%, 44%)
HSV	hsv(360, 74%, 70%)
CMYK	cmyk(0%, 73.6%, 73%, 30.2%)
CIE-LAB	lab(40.76, 52.31, 31.33)
CIE-LCH	lch(40.76, 60.97, 30.92°)
OKLab	oklab(50.95% 0.152 0.0712)
OKLCH	oklch(50.95% 0.168 25.1)
XYZ	xyz(19.9124, 11.7144, 4.0084)
Luminance	0.1171 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B22F30 #2FB2B1

analogous

#B22F72 #B22F30 #B2702F

triadic

#B22F30 #30B22F #2F30B2

tetradic

#B22F30 #72B22F #2FB2B1 #702FB2

square

#B22F30 #72B22F #2FB2B1 #702FB2

split-complementary

#B22F30 #2FB270 #2F72B2

monochromatic

#511516 #822223 #B22F30 #D04E4F #DD7E7F

Accessibility & contrast

On white

6.28

#B22F30 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#B22F30 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B22F30

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B22F30	#FFFFFF	#000000	##FFFFFF
##B22F30	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554E2F

Deuteranopia (green-blind)

#766A2B

Tritanopia (blue-blind)

#C40031

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b22f30;
/* rgb */ color: rgb(178, 47, 48);
/* oklch */ color: oklch(50.9% 0.168 25.1);

Tailwind

colors: {
  custom: {
    50: '#d17168',
    500: '#b22f30',
    950: '#000000',
  },
}

SCSS

$custom: #b22f30;
$custom-light: #d17168;
$custom-dark: #000000;

JSON

{
  "hex": "#b22f30",
  "rgb": {
    "r": 178,
    "g": 47,
    "b": 48
  },
  "hsl": {
    "h": 359.542,
    "s": 58.222,
    "l": 44.118
  },
  "oklch": {
    "l": 0.50949,
    "c": 0.16781,
    "h": 25.1
  },
  "luminance": 0.11711
}

Semantic roles & 50–950 ramp

primary

#B22F30

secondary

#77C6C5

accent

#E1E046

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B22F30

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

Preview Lab → · Contrast checker → · Palette generator →