#B42A2F#B42A2F

#B42A2F is a mid, vivid red. Relative luminance 0.116; OKLCH L 50.8% C 0.174 H 24.3°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#B42A2F
RGB	rgb(180, 42, 47)
HSL	hsl(358, 62%, 44%)
HSV	hsv(358, 77%, 71%)
CMYK	cmyk(0%, 76.7%, 73.9%, 29.4%)
CIE-LAB	lab(40.52, 54.59, 31.75)
CIE-LCH	lch(40.52, 63.15, 30.18°)
OKLab	oklab(50.84% 0.1587 0.0717)
OKLCH	oklch(50.84% 0.174 24.3)
XYZ	xyz(20.1658, 11.5676, 3.8597)
Luminance	0.1156 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42A2F #2AB4AF

analogous

#B42A74 #B42A2F #B46A2A

triadic

#B42A2F #2FB42A #2A2FB4

tetradic

#B42A2F #74B42A #2AB4AF #6A2AB4

square

#B42A2F #74B42A #2AB4AF #6A2AB4

split-complementary

#B42A2F #2AB46A #2A74B4

monochromatic

#511315 #821E22 #B42A2F #D4474C #E0797C

Accessibility & contrast

On white

6.34

#B42A2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#B42A2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42A2F

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42A2F	#FFFFFF	#000000	##FFFFFF
##B42A2F	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)

#544D2E

Deuteranopia (green-blind)

#766A2A

Tritanopia (blue-blind)

#C6002E

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b42a2f;
/* rgb */ color: rgb(180, 42, 47);
/* oklch */ color: oklch(50.8% 0.174 24.3);

Tailwind

colors: {
  custom: {
    50: '#d37068',
    500: '#b42a2f',
    950: '#000000',
  },
}

SCSS

$custom: #b42a2f;
$custom-light: #d37068;
$custom-dark: #000000;

JSON

{
  "hex": "#b42a2f",
  "rgb": {
    "r": 180,
    "g": 42,
    "b": 47
  },
  "hsl": {
    "h": 357.826,
    "s": 62.162,
    "l": 43.529
  },
  "oklch": {
    "l": 0.50838,
    "c": 0.17419,
    "h": 24.3
  },
  "luminance": 0.11564
}

Semantic roles & 50–950 ramp

primary

#B42A2F

secondary

#72C8C4

accent

#E5DF43

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B42A2F

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

Preview Lab → · Contrast checker → · Palette generator →