#B42C3B#B42C3B

#B42C3B is a mid, vivid red. Relative luminance 0.118; OKLCH L 51.2% C 0.172 H 20.1°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#B42C3B
RGB	rgb(180, 44, 59)
HSL	hsl(353, 61%, 44%)
HSV	hsv(353, 76%, 71%)
CMYK	cmyk(0%, 75.6%, 67.2%, 29.4%)
CIE-LAB	lab(40.93, 54.52, 24.96)
CIE-LCH	lch(40.93, 59.96, 24.60°)
OKLab	oklab(51.2% 0.1611 0.0588)
OKLCH	oklch(51.2% 0.172 20.1)
XYZ	xyz(20.5147, 11.8235, 5.3388)
Luminance	0.1182 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42C3B #2CB4A5

analogous

#B42C7F #B42C3B #B4612C

triadic

#B42C3B #3BB42C #2C3BB4

tetradic

#B42C3B #7FB42C #2CB4A5 #612CB4

square

#B42C3B #7FB42C #2CB4A5 #612CB4

split-complementary

#B42C3B #2CB461 #2C7FB4

monochromatic

#52141B #83202B #B42C3B #D34A59 #DF7C86

Accessibility & contrast

On white

6.24

#B42C3B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#B42C3B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42C3B

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42C3B	#FFFFFF	#000000	##FFFFFF
##B42C3B	1.00	6.24	3.36	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534E3B

Deuteranopia (green-blind)

#756B37

Tritanopia (blue-blind)

#C60033

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b42c3b;
/* rgb */ color: rgb(180, 44, 59);
/* oklch */ color: oklch(51.2% 0.172 20.1);

Tailwind

colors: {
  custom: {
    50: '#d27170',
    500: '#b42c3b',
    950: '#000000',
  },
}

SCSS

$custom: #b42c3b;
$custom-light: #d27170;
$custom-dark: #000000;

JSON

{
  "hex": "#b42c3b",
  "rgb": {
    "r": 180,
    "g": 44,
    "b": 59
  },
  "hsl": {
    "h": 353.382,
    "s": 60.714,
    "l": 43.922
  },
  "oklch": {
    "l": 0.51202,
    "c": 0.17153,
    "h": 20.1
  },
  "luminance": 0.1182
}

Semantic roles & 50–950 ramp

primary

#B42C3B

secondary

#75C7BE

accent

#E4D244

background

#FEF7F6

surface

#FCEDEC

border

#D5C8C7

text

#160807

muted

#847B7A

Preview Lab

Preview with #B42C3B

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

Preview Lab → · Contrast checker → · Palette generator →