#B22A39#B22A39

#B22A39 is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.6% C 0.171 H 20.3°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#B22A39
RGB	rgb(178, 42, 57)
HSL	hsl(353, 62%, 43%)
HSV	hsv(353, 76%, 70%)
CMYK	cmyk(0%, 76.4%, 68%, 30.2%)
CIE-LAB	lab(40.28, 54.46, 25.29)
CIE-LCH	lch(40.28, 60.05, 24.91°)
OKLab	oklab(50.64% 0.1608 0.0594)
OKLCH	oklch(50.64% 0.171 20.3)
XYZ	xyz(19.9288, 11.4193, 5.0249)
Luminance	0.1142 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B22A39 #2AB2A3

analogous

#B22A7D #B22A39 #B25F2A

triadic

#B22A39 #39B22A #2A39B2

tetradic

#B22A39 #7DB22A #2AB2A3 #5F2AB2

square

#B22A39 #7DB22A #2AB2A3 #5F2AB2

split-complementary

#B22A39 #2AB25F #2A7DB2

monochromatic

#4F1319 #801E29 #B22A39 #D34655 #DF7783

Accessibility & contrast

On white

6.40

#B22A39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#B22A39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B22A39

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B22A39	#FFFFFF	#000000	##FFFFFF
##B22A39	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524D38

Deuteranopia (green-blind)

#746935

Tritanopia (blue-blind)

#C40031

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b22a39;
/* rgb */ color: rgb(178, 42, 57);
/* oklch */ color: oklch(50.6% 0.171 20.3);

Tailwind

colors: {
  custom: {
    50: '#d1706f',
    500: '#b22a39',
    950: '#000000',
  },
}

SCSS

$custom: #b22a39;
$custom-light: #d1706f;
$custom-dark: #000000;

JSON

{
  "hex": "#b22a39",
  "rgb": {
    "r": 178,
    "g": 42,
    "b": 57
  },
  "hsl": {
    "h": 353.382,
    "s": 61.818,
    "l": 43.137
  },
  "oklch": {
    "l": 0.50635,
    "c": 0.17141,
    "h": 20.3
  },
  "luminance": 0.11416
}

Semantic roles & 50–950 ramp

primary

#B22A39

secondary

#71C7BD

accent

#E5D343

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150807

muted

#837B7A

Preview Lab

Preview with #B22A39

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

Preview Lab → · Contrast checker → · Palette generator →