#B42A33#B42A33

#B42A33 is a mid, vivid red. Relative luminance 0.116; OKLCH L 50.9% C 0.174 H 22.8°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#B42A33
RGB	rgb(180, 42, 51)
HSL	hsl(356, 62%, 44%)
HSV	hsv(356, 77%, 71%)
CMYK	cmyk(0%, 76.7%, 71.7%, 29.4%)
CIE-LAB	lab(40.58, 54.77, 29.41)
CIE-LCH	lch(40.58, 62.17, 28.24°)
OKLab	oklab(50.9% 0.1602 0.0674)
OKLCH	oklch(50.9% 0.174 22.8)
XYZ	xyz(20.2502, 11.6014, 4.3043)
Luminance	0.1160 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42A33 #2AB4AB

analogous

#B42A78 #B42A33 #B4662A

triadic

#B42A33 #33B42A #2A33B4

tetradic

#B42A33 #78B42A #2AB4AB #662AB4

square

#B42A33 #78B42A #2AB4AB #662AB4

split-complementary

#B42A33 #2AB466 #2A78B4

monochromatic

#511317 #821E25 #B42A33 #D44750 #E0797F

Accessibility & contrast

On white

6.33

#B42A33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#B42A33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42A33

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42A33	#FFFFFF	#000000	##FFFFFF
##B42A33	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534D32

Deuteranopia (green-blind)

#766A2E

Tritanopia (blue-blind)

#C6002F

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b42a33;
/* rgb */ color: rgb(180, 42, 51);
/* oklch */ color: oklch(50.9% 0.174 22.8);

Tailwind

colors: {
  custom: {
    50: '#d3706a',
    500: '#b42a33',
    950: '#000000',
  },
}

SCSS

$custom: #b42a33;
$custom-light: #d3706a;
$custom-dark: #000000;

JSON

{
  "hex": "#b42a33",
  "rgb": {
    "r": 180,
    "g": 42,
    "b": 51
  },
  "hsl": {
    "h": 356.087,
    "s": 62.162,
    "l": 43.529
  },
  "oklch": {
    "l": 0.50896,
    "c": 0.17381,
    "h": 22.8
  },
  "luminance": 0.11598
}

Semantic roles & 50–950 ramp

primary

#B42A33

secondary

#72C8C2

accent

#E5DB43

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B42A33

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

Preview Lab → · Contrast checker → · Palette generator →