#B42937#B42937

#B42937 is a mid, vivid red. Relative luminance 0.116; OKLCH L 50.9% C 0.174 H 21.0°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#B42937
RGB	rgb(180, 41, 55)
HSL	hsl(354, 63%, 43%)
HSV	hsv(354, 77%, 71%)
CMYK	cmyk(0%, 77.2%, 69.4%, 29.4%)
CIE-LAB	lab(40.52, 55.28, 26.91)
CIE-LCH	lch(40.52, 61.49, 25.96°)
OKLab	oklab(50.88% 0.1627 0.0626)
OKLCH	oklch(50.88% 0.174 21)
XYZ	xyz(20.3072, 11.5681, 4.7773)
Luminance	0.1157 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42937 #29B4A6

analogous

#B4297C #B42937 #B46029

triadic

#B42937 #37B429 #2937B4

tetradic

#B42937 #7CB429 #29B4A6 #6029B4

square

#B42937 #7CB429 #29B4A6 #6029B4

split-complementary

#B42937 #29B460 #297CB4

monochromatic

#501219 #821E28 #B42937 #D54554 #E07782

Accessibility & contrast

On white

6.34

#B42937 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#B42937 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42937

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42937	#FFFFFF	#000000	##FFFFFF
##B42937	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524D36

Deuteranopia (green-blind)

#756A33

Tritanopia (blue-blind)

#C60030

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b42937;
/* rgb */ color: rgb(180, 41, 55);
/* oklch */ color: oklch(50.9% 0.174 21.0);

Tailwind

colors: {
  custom: {
    50: '#d36f6d',
    500: '#b42937',
    950: '#000000',
  },
}

SCSS

$custom: #b42937;
$custom-light: #d36f6d;
$custom-dark: #000000;

JSON

{
  "hex": "#b42937",
  "rgb": {
    "r": 180,
    "g": 41,
    "b": 55
  },
  "hsl": {
    "h": 353.957,
    "s": 62.896,
    "l": 43.333
  },
  "oklch": {
    "l": 0.50875,
    "c": 0.17434,
    "h": 21
  },
  "luminance": 0.11565
}

Semantic roles & 50–950 ramp

primary

#B42937

secondary

#71C8BF

accent

#E6D542

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160807

muted

#847B7A

Preview Lab

Preview with #B42937

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

Preview Lab → · Contrast checker → · Palette generator →