#B43B2D#B43B2D

#B43B2D is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.5% C 0.159 H 29.9°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#B43B2D
RGB	rgb(180, 59, 45)
HSL	hsl(6, 60%, 44%)
HSV	hsv(6, 75%, 71%)
CMYK	cmyk(0%, 67.2%, 75%, 29.4%)
CIE-LAB	lab(42.80, 48.17, 35.46)
CIE-LCH	lch(42.80, 59.81, 36.36°)
OKLab	oklab(52.53% 0.1381 0.0794)
OKLCH	oklch(52.53% 0.159 29.9)
XYZ	xyz(20.8623, 13.0237, 3.8974)
Luminance	0.1302 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43B2D #2DA6B4

analogous

#B42D63 #B43B2D #B47F2D

triadic

#B43B2D #2DB43B #3B2DB4

tetradic

#B43B2D #63B42D #2DA6B4 #7F2DB4

square

#B43B2D #63B42D #2DA6B4 #7F2DB4

split-complementary

#B43B2D #2DB47F #2D63B4

monochromatic

#521B15 #832B21 #B43B2D #D25A4C #DE877D

Accessibility & contrast

On white

5.83

#B43B2D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#B43B2D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43B2D

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43B2D	#FFFFFF	#000000	##FFFFFF
##B43B2D	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D542B

Deuteranopia (green-blind)

#7B6F29

Tritanopia (blue-blind)

#C61739

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b43b2d;
/* rgb */ color: rgb(180, 59, 45);
/* oklch */ color: oklch(52.5% 0.159 29.9);

Tailwind

colors: {
  custom: {
    50: '#d27867',
    500: '#b43b2d',
    950: '#000000',
  },
}

SCSS

$custom: #b43b2d;
$custom-light: #d27867;
$custom-dark: #000000;

JSON

{
  "hex": "#b43b2d",
  "rgb": {
    "r": 180,
    "g": 59,
    "b": 45
  },
  "hsl": {
    "h": 6.222,
    "s": 60,
    "l": 44.118
  },
  "oklch": {
    "l": 0.52532,
    "c": 0.15924,
    "h": 29.9
  },
  "luminance": 0.13021
}

Semantic roles & 50–950 ramp

primary

#B43B2D

secondary

#76BFC7

accent

#D3E345

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B43B2D

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

Preview Lab → · Contrast checker → · Palette generator →