#B42F40#B42F40

#B42F40 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.6% C 0.169 H 18.6°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#B42F40
RGB	rgb(180, 47, 64)
HSL	hsl(352, 59%, 45%)
HSV	hsv(352, 74%, 71%)
CMYK	cmyk(0%, 73.9%, 64.4%, 29.4%)
CIE-LAB	lab(41.39, 53.78, 22.45)
CIE-LCH	lch(41.39, 58.27, 22.66°)
OKLab	oklab(51.57% 0.1598 0.0537)
OKLCH	oklch(51.57% 0.169 18.6)
XYZ	xyz(20.7665, 12.1096, 6.0934)
Luminance	0.1211 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42F40 #2FB4A3

analogous

#B42F83 #B42F40 #B4612F

triadic

#B42F40 #40B42F #2F40B4

tetradic

#B42F40 #83B42F #2FB4A3 #612FB4

square

#B42F40 #83B42F #2FB4A3 #612FB4

split-complementary

#B42F40 #2FB461 #2F83B4

monochromatic

#53161D #83222F #B42F40 #D14F60 #DE808C

Accessibility & contrast

On white

6.14

#B42F40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#B42F40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42F40

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42F40	#FFFFFF	#000000	##FFFFFF
##B42F40	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545040

Deuteranopia (green-blind)

#766C3C

Tritanopia (blue-blind)

#C60036

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b42f40;
/* rgb */ color: rgb(180, 47, 64);
/* oklch */ color: oklch(51.6% 0.169 18.6);

Tailwind

colors: {
  custom: {
    50: '#d27274',
    500: '#b42f40',
    950: '#000000',
  },
}

SCSS

$custom: #b42f40;
$custom-light: #d27274;
$custom-dark: #000000;

JSON

{
  "hex": "#b42f40",
  "rgb": {
    "r": 180,
    "g": 47,
    "b": 64
  },
  "hsl": {
    "h": 352.331,
    "s": 58.59,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51569,
    "c": 0.16859,
    "h": 18.6
  },
  "luminance": 0.12106
}

Semantic roles & 50–950 ramp

primary

#B42F40

secondary

#78C7BD

accent

#E2CE46

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B42F40

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

Preview Lab → · Contrast checker → · Palette generator →