#B43A43#B43A43

#B43A43 is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.8% C 0.157 H 20.3°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#B43A43
RGB	rgb(180, 58, 67)
HSL	hsl(356, 51%, 47%)
HSV	hsv(356, 68%, 71%)
CMYK	cmyk(0%, 67.8%, 62.8%, 29.4%)
CIE-LAB	lab(42.97, 49.76, 22.63)
CIE-LCH	lch(42.97, 54.67, 24.46°)
OKLab	oklab(52.76% 0.1476 0.0545)
OKLCH	oklch(52.76% 0.157 20.3)
XYZ	xyz(21.3507, 13.1376, 6.7207)
Luminance	0.1313 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43A43 #3AB4AB

analogous

#B43A80 #B43A43 #B46E3A

triadic

#B43A43 #43B43A #3A43B4

tetradic

#B43A43 #80B43A #3AB4AB #6E3AB4

square

#B43A43 #80B43A #3AB4AB #6E3AB4

split-complementary

#B43A43 #3AB46E #3A80B4

monochromatic

#571C21 #862B32 #B43A43 #CC6068 #DB8E94

Accessibility & contrast

On white

5.79

#B43A43 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#B43A43 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43A43

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43A43	#FFFFFF	#000000	##FFFFFF
##B43A43	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5542

Deuteranopia (green-blind)

#796F40

Tritanopia (blue-blind)

#C51C3E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b43a43;
/* rgb */ color: rgb(180, 58, 67);
/* oklch */ color: oklch(52.8% 0.157 20.3);

Tailwind

colors: {
  custom: {
    50: '#d17777',
    500: '#b43a43',
    950: '#000000',
  },
}

SCSS

$custom: #b43a43;
$custom-light: #d17777;
$custom-dark: #000000;

JSON

{
  "hex": "#b43a43",
  "rgb": {
    "r": 180,
    "g": 58,
    "b": 67
  },
  "hsl": {
    "h": 355.574,
    "s": 51.261,
    "l": 46.667
  },
  "oklch": {
    "l": 0.52764,
    "c": 0.15732,
    "h": 20.3
  },
  "luminance": 0.13135
}

Semantic roles & 50–950 ramp

primary

#B43A43

secondary

#85C5C0

accent

#DBD04D

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B43A43

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

Preview Lab → · Contrast checker → · Palette generator →