#B42F3D#B42F3D

#B42F3D is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.5% C 0.169 H 19.9°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#B42F3D
RGB	rgb(180, 47, 61)
HSL	hsl(354, 59%, 45%)
HSV	hsv(354, 74%, 71%)
CMYK	cmyk(0%, 73.9%, 66.1%, 29.4%)
CIE-LAB	lab(41.34, 53.60, 24.23)
CIE-LCH	lch(41.34, 58.83, 24.33°)
OKLab	oklab(51.51% 0.1586 0.0575)
OKLCH	oklch(51.51% 0.169 19.9)
XYZ	xyz(20.6834, 12.0763, 5.6558)
Luminance	0.1207 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42F3D #2FB4A6

analogous

#B42F80 #B42F3D #B4642F

triadic

#B42F3D #3DB42F #2F3DB4

tetradic

#B42F3D #80B42F #2FB4A6 #642FB4

square

#B42F3D #80B42F #2FB4A6 #642FB4

split-complementary

#B42F3D #2FB464 #2F80B4

monochromatic

#53161C #83222D #B42F3D #D14F5D #DE808A

Accessibility & contrast

On white

6.15

#B42F3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#B42F3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42F3D

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42F3D	#FFFFFF	#000000	##FFFFFF
##B42F3D	1.00	6.15	3.41	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#55503D

Deuteranopia (green-blind)

#766C39

Tritanopia (blue-blind)

#C60035

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b42f3d;
/* rgb */ color: rgb(180, 47, 61);
/* oklch */ color: oklch(51.5% 0.169 19.9);

Tailwind

colors: {
  custom: {
    50: '#d27272',
    500: '#b42f3d',
    950: '#000000',
  },
}

SCSS

$custom: #b42f3d;
$custom-light: #d27272;
$custom-dark: #000000;

JSON

{
  "hex": "#b42f3d",
  "rgb": {
    "r": 180,
    "g": 47,
    "b": 61
  },
  "hsl": {
    "h": 353.684,
    "s": 58.59,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51513,
    "c": 0.1687,
    "h": 19.9
  },
  "luminance": 0.12073
}

Semantic roles & 50–950 ramp

primary

#B42F3D

secondary

#78C7BE

accent

#E2D146

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150908

muted

#837B7B

Preview Lab

Preview with #B42F3D

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

Preview Lab → · Contrast checker → · Palette generator →