#B42F3E#B42F3E

#B42F3E is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.5% C 0.169 H 19.5°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#B42F3E
RGB	rgb(180, 47, 62)
HSL	hsl(353, 59%, 45%)
HSV	hsv(353, 74%, 71%)
CMYK	cmyk(0%, 73.9%, 65.6%, 29.4%)
CIE-LAB	lab(41.35, 53.66, 23.64)
CIE-LCH	lch(41.35, 58.64, 23.78°)
OKLab	oklab(51.53% 0.159 0.0562)
OKLCH	oklch(51.53% 0.169 19.5)
XYZ	xyz(20.7106, 12.0872, 5.7990)
Luminance	0.1208 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42F3E #2FB4A5

analogous

#B42F81 #B42F3E #B4632F

triadic

#B42F3E #3EB42F #2F3EB4

tetradic

#B42F3E #81B42F #2FB4A5 #632FB4

square

#B42F3E #81B42F #2FB4A5 #632FB4

split-complementary

#B42F3E #2FB463 #2F81B4

monochromatic

#53161D #83222D #B42F3E #D14F5E #DE808A

Accessibility & contrast

On white

6.15

#B42F3E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#B42F3E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42F3E

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42F3E	#FFFFFF	#000000	##FFFFFF
##B42F3E	1.00	6.15	3.42	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#54503E

Deuteranopia (green-blind)

#766C3A

Tritanopia (blue-blind)

#C60036

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b42f3e;
/* rgb */ color: rgb(180, 47, 62);
/* oklch */ color: oklch(51.5% 0.169 19.5);

Tailwind

colors: {
  custom: {
    50: '#d27273',
    500: '#b42f3e',
    950: '#000000',
  },
}

SCSS

$custom: #b42f3e;
$custom-light: #d27273;
$custom-dark: #000000;

JSON

{
  "hex": "#b42f3e",
  "rgb": {
    "r": 180,
    "g": 47,
    "b": 62
  },
  "hsl": {
    "h": 353.233,
    "s": 58.59,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51531,
    "c": 0.16866,
    "h": 19.5
  },
  "luminance": 0.12084
}

Semantic roles & 50–950 ramp

primary

#B42F3E

secondary

#78C7BE

accent

#E2D046

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150908

muted

#837B7B

Preview Lab

Preview with #B42F3E

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

Preview Lab → · Contrast checker → · Palette generator →