#B42141#B42141

#B42141 is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.5% C 0.181 H 15.4°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#B42141
RGB	rgb(180, 33, 65)
HSL	hsl(347, 69%, 42%)
HSV	hsv(347, 82%, 71%)
CMYK	cmyk(0%, 81.7%, 63.9%, 29.4%)
CIE-LAB	lab(39.88, 58.15, 19.86)
CIE-LCH	lch(39.88, 61.44, 18.86°)
OKLab	oklab(50.45% 0.174 0.0479)
OKLCH	oklch(50.45% 0.181 15.4)
XYZ	xyz(20.3226, 11.1758, 6.0871)
Luminance	0.1117 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42141 #21B494

analogous

#B4218B #B42141 #B44B21

triadic

#B42141 #41B421 #2141B4

tetradic

#B42141 #8BB421 #21B494 #4B21B4

square

#B42141 #8BB421 #21B494 #4B21B4

split-complementary

#B42141 #21B44B #218BB4

monochromatic

#4D0E1C #80182E #B42141 #DA385B #E46B86

Accessibility & contrast

On white

6.49

#B42141 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#B42141 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42141

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42141	#FFFFFF	#000000	##FFFFFF
##B42141	1.00	6.49	3.23	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4B41

Deuteranopia (green-blind)

#72693D

Tritanopia (blue-blind)

#C6002F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b42141;
/* rgb */ color: rgb(180, 33, 65);
/* oklch */ color: oklch(50.5% 0.181 15.4);

Tailwind

colors: {
  custom: {
    50: '#d26d75',
    500: '#b42141',
    950: '#000000',
  },
}

SCSS

$custom: #b42141;
$custom-light: #d26d75;
$custom-dark: #000000;

JSON

{
  "hex": "#b42141",
  "rgb": {
    "r": 180,
    "g": 33,
    "b": 65
  },
  "hsl": {
    "h": 346.939,
    "s": 69.014,
    "l": 41.765
  },
  "oklch": {
    "l": 0.50453,
    "c": 0.18052,
    "h": 15.4
  },
  "luminance": 0.11173
}

Semantic roles & 50–950 ramp

primary

#B42141

secondary

#67CAB4

accent

#ECC63C

background

#FEF7F7

surface

#FCEDED

border

#D5C8C8

text

#160808

muted

#847B7B

Preview Lab

Preview with #B42141

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

Preview Lab → · Contrast checker → · Palette generator →