#B42F48#B42F48

#B42F48 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.7% C 0.169 H 14.9°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#B42F48
RGB	rgb(180, 47, 72)
HSL	hsl(349, 59%, 45%)
HSV	hsv(349, 74%, 71%)
CMYK	cmyk(0%, 73.9%, 60%, 29.4%)
CIE-LAB	lab(41.54, 54.29, 17.67)
CIE-LCH	lch(41.54, 57.09, 18.03°)
OKLab	oklab(51.73% 0.163 0.0434)
OKLCH	oklch(51.73% 0.169 14.9)
XYZ	xyz(21.0107, 12.2072, 7.3795)
Luminance	0.1220 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42F48 #2FB49B

analogous

#B42F8B #B42F48 #B4592F

triadic

#B42F48 #48B42F #2F48B4

tetradic

#B42F48 #8BB42F #2FB49B #592FB4

square

#B42F48 #8BB42F #2FB49B #592FB4

split-complementary

#B42F48 #2FB459 #2F8BB4

monochromatic

#531621 #832235 #B42F48 #D14F68 #DE8091

Accessibility & contrast

On white

6.10

#B42F48 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#B42F48 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42F48

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42F48	#FFFFFF	#000000	##FFFFFF
##B42F48	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#535048

Deuteranopia (green-blind)

#756C44

Tritanopia (blue-blind)

#C50139

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b42f48;
/* rgb */ color: rgb(180, 47, 72);
/* oklch */ color: oklch(51.7% 0.169 14.9);

Tailwind

colors: {
  custom: {
    50: '#d1727a',
    500: '#b42f48',
    950: '#000000',
  },
}

SCSS

$custom: #b42f48;
$custom-light: #d1727a;
$custom-dark: #000000;

JSON

{
  "hex": "#b42f48",
  "rgb": {
    "r": 180,
    "g": 47,
    "b": 72
  },
  "hsl": {
    "h": 348.722,
    "s": 58.59,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51733,
    "c": 0.16865,
    "h": 14.9
  },
  "luminance": 0.12204
}

Semantic roles & 50–950 ramp

primary

#B42F48

secondary

#78C7B8

accent

#E2C546

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B42F48

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

Preview Lab → · Contrast checker → · Palette generator →