#B42544#B42544

#B42544 is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.8% C 0.178 H 14.7°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#B42544
RGB	rgb(180, 37, 68)
HSL	hsl(347, 66%, 43%)
HSV	hsv(347, 79%, 71%)
CMYK	cmyk(0%, 79.4%, 62.2%, 29.4%)
CIE-LAB	lab(40.32, 57.22, 18.56)
CIE-LCH	lch(40.32, 60.16, 17.97°)
OKLab	oklab(50.8% 0.1717 0.0452)
OKLCH	oklch(50.8% 0.178 14.7)
XYZ	xyz(20.5295, 11.4469, 6.5962)
Luminance	0.1144 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42544 #25B495

analogous

#B4258C #B42544 #B44D25

triadic

#B42544 #44B425 #2544B4

tetradic

#B42544 #8CB425 #25B495 #4D25B4

square

#B42544 #8CB425 #25B495 #4D25B4

split-complementary

#B42544 #25B44D #258CB4

monochromatic

#4E101E #811B31 #B42544 #D73F60 #E2718A

Accessibility & contrast

On white

6.39

#B42544 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#B42544 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42544

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42544	#FFFFFF	#000000	##FFFFFF
##B42544	1.00	6.39	3.29	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4C44

Deuteranopia (green-blind)

#736A40

Tritanopia (blue-blind)

#C50033

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b42544;
/* rgb */ color: rgb(180, 37, 68);
/* oklch */ color: oklch(50.8% 0.178 14.7);

Tailwind

colors: {
  custom: {
    50: '#d26e77',
    500: '#b42544',
    950: '#000000',
  },
}

SCSS

$custom: #b42544;
$custom-light: #d26e77;
$custom-dark: #000000;

JSON

{
  "hex": "#b42544",
  "rgb": {
    "r": 180,
    "g": 37,
    "b": 68
  },
  "hsl": {
    "h": 346.993,
    "s": 65.899,
    "l": 42.549
  },
  "oklch": {
    "l": 0.50803,
    "c": 0.17751,
    "h": 14.7
  },
  "luminance": 0.11444
}

Semantic roles & 50–950 ramp

primary

#B42544

secondary

#6CC9B5

accent

#E9C43F

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150808

muted

#837B7B

Preview Lab

Preview with #B42544

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

Preview Lab → · Contrast checker → · Palette generator →