#B42D3F#B42D3F

#B42D3F is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.4% C 0.170 H 18.6°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#B42D3F
RGB	rgb(180, 45, 63)
HSL	hsl(352, 60%, 44%)
HSV	hsv(352, 75%, 71%)
CMYK	cmyk(0%, 75%, 65%, 29.4%)
CIE-LAB	lab(41.12, 54.41, 22.73)
CIE-LCH	lch(41.12, 58.96, 22.67°)
OKLab	oklab(51.37% 0.1616 0.0543)
OKLCH	oklch(51.37% 0.17 18.6)
XYZ	xyz(20.6602, 11.9420, 5.9188)
Luminance	0.1194 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42D3F #2DB4A2

analogous

#B42D83 #B42D3F #B45F2D

triadic

#B42D3F #3FB42D #2D3FB4

tetradic

#B42D3F #83B42D #2DB4A2 #5F2DB4

square

#B42D3F #83B42D #2DB4A2 #5F2DB4

split-complementary

#B42D3F #2DB45F #2D83B4

monochromatic

#52151D #83212E #B42D3F #D24C5E #DE7D8A

Accessibility & contrast

On white

6.20

#B42D3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#B42D3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42D3F

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42D3F	#FFFFFF	#000000	##FFFFFF
##B42D3F	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534F3F

Deuteranopia (green-blind)

#756B3B

Tritanopia (blue-blind)

#C60035

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b42d3f;
/* rgb */ color: rgb(180, 45, 63);
/* oklch */ color: oklch(51.4% 0.170 18.6);

Tailwind

colors: {
  custom: {
    50: '#d27173',
    500: '#b42d3f',
    950: '#000000',
  },
}

SCSS

$custom: #b42d3f;
$custom-light: #d27173;
$custom-dark: #000000;

JSON

{
  "hex": "#b42d3f",
  "rgb": {
    "r": 180,
    "g": 45,
    "b": 63
  },
  "hsl": {
    "h": 352,
    "s": 60,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51365,
    "c": 0.17049,
    "h": 18.6
  },
  "luminance": 0.11939
}

Semantic roles & 50–950 ramp

primary

#B42D3F

secondary

#76C7BC

accent

#E3CE45

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150808

muted

#837B7B

Preview Lab

Preview with #B42D3F

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

Preview Lab → · Contrast checker → · Palette generator →