#B22939#B22939

#B22939 is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.5% C 0.172 H 20.0°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#B22939
RGB	rgb(178, 41, 57)
HSL	hsl(353, 63%, 43%)
HSV	hsv(353, 77%, 70%)
CMYK	cmyk(0%, 77%, 68%, 30.2%)
CIE-LAB	lab(40.16, 54.79, 25.15)
CIE-LCH	lch(40.16, 60.28, 24.66°)
OKLab	oklab(50.55% 0.1618 0.0591)
OKLCH	oklch(50.55% 0.172 20)
XYZ	xyz(19.8938, 11.3493, 5.0132)
Luminance	0.1135 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B22939 #29B2A2

analogous

#B2297D #B22939 #B25E29

triadic

#B22939 #39B229 #2939B2

tetradic

#B22939 #7DB229 #29B2A2 #5E29B2

square

#B22939 #7DB229 #29B2A2 #5E29B2

split-complementary

#B22939 #29B25E #297DB2

monochromatic

#4F1219 #801E29 #B22939 #D44455 #DF7682

Accessibility & contrast

On white

6.42

#B22939 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#B22939 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B22939

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B22939	#FFFFFF	#000000	##FFFFFF
##B22939	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514C39

Deuteranopia (green-blind)

#746935

Tritanopia (blue-blind)

#C40030

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b22939;
/* rgb */ color: rgb(178, 41, 57);
/* oklch */ color: oklch(50.5% 0.172 20.0);

Tailwind

colors: {
  custom: {
    50: '#d16f6f',
    500: '#b22939',
    950: '#000000',
  },
}

SCSS

$custom: #b22939;
$custom-light: #d16f6f;
$custom-dark: #000000;

JSON

{
  "hex": "#b22939",
  "rgb": {
    "r": 178,
    "g": 41,
    "b": 57
  },
  "hsl": {
    "h": 352.993,
    "s": 62.557,
    "l": 42.941
  },
  "oklch": {
    "l": 0.50549,
    "c": 0.17227,
    "h": 20
  },
  "luminance": 0.11346
}

Semantic roles & 50–950 ramp

primary

#B22939

secondary

#70C7BD

accent

#E6D342

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150807

muted

#837B7A

Preview Lab

Preview with #B22939

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

Preview Lab → · Contrast checker → · Palette generator →