#B42F42#B42F42

#B42F42 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.6% C 0.169 H 17.7°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#B42F42
RGB	rgb(180, 47, 66)
HSL	hsl(351, 59%, 45%)
HSV	hsv(351, 74%, 71%)
CMYK	cmyk(0%, 73.9%, 63.3%, 29.4%)
CIE-LAB	lab(41.43, 53.90, 21.25)
CIE-LCH	lch(41.43, 57.94, 21.52°)
OKLab	oklab(51.61% 0.1606 0.0512)
OKLCH	oklch(51.61% 0.169 17.7)
XYZ	xyz(20.8244, 12.1327, 6.3985)
Luminance	0.1213 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42F42 #2FB4A1

analogous

#B42F84 #B42F42 #B45F2F

triadic

#B42F42 #42B42F #2F42B4

tetradic

#B42F42 #84B42F #2FB4A1 #5F2FB4

square

#B42F42 #84B42F #2FB4A1 #5F2FB4

split-complementary

#B42F42 #2FB45F #2F84B4

monochromatic

#53161E #832230 #B42F42 #D14F62 #DE808D

Accessibility & contrast

On white

6.13

#B42F42 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#B42F42 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42F42

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42F42	#FFFFFF	#000000	##FFFFFF
##B42F42	1.00	6.13	3.43	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545042

Deuteranopia (green-blind)

#766C3E

Tritanopia (blue-blind)

#C50037

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b42f42;
/* rgb */ color: rgb(180, 47, 66);
/* oklch */ color: oklch(51.6% 0.169 17.7);

Tailwind

colors: {
  custom: {
    50: '#d27276',
    500: '#b42f42',
    950: '#000000',
  },
}

SCSS

$custom: #b42f42;
$custom-light: #d27276;
$custom-dark: #000000;

JSON

{
  "hex": "#b42f42",
  "rgb": {
    "r": 180,
    "g": 47,
    "b": 66
  },
  "hsl": {
    "h": 351.429,
    "s": 58.59,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51608,
    "c": 0.16856,
    "h": 17.7
  },
  "luminance": 0.1213
}

Semantic roles & 50–950 ramp

primary

#B42F42

secondary

#78C7BB

accent

#E2CC46

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B42F42

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

Preview Lab → · Contrast checker → · Palette generator →