#B43748#B43748

#B43748 is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.5% C 0.160 H 16.9°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#B43748
RGB	rgb(180, 55, 72)
HSL	hsl(352, 53%, 46%)
HSV	hsv(352, 69%, 71%)
CMYK	cmyk(0%, 69.4%, 60%, 29.4%)
CIE-LAB	lab(42.62, 51.31, 19.10)
CIE-LCH	lch(42.62, 54.75, 20.42°)
OKLab	oklab(52.54% 0.1534 0.0467)
OKLCH	oklch(52.54% 0.16 16.9)
XYZ	xyz(21.3604, 12.9065, 7.4961)
Luminance	0.1290 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43748 #37B4A3

analogous

#B43786 #B43748 #B46437

triadic

#B43748 #48B437 #3748B4

tetradic

#B43748 #86B437 #37B4A3 #6437B4

square

#B43748 #86B437 #37B4A3 #6437B4

split-complementary

#B43748 #37B464 #3786B4

monochromatic

#561A22 #852935 #B43748 #CD5B6B #DB8A95

Accessibility & contrast

On white

5.86

#B43748 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#B43748 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43748

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43748	#FFFFFF	#000000	##FFFFFF
##B43748	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575448

Deuteranopia (green-blind)

#776E45

Tritanopia (blue-blind)

#C5183E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b43748;
/* rgb */ color: rgb(180, 55, 72);
/* oklch */ color: oklch(52.5% 0.160 16.9);

Tailwind

colors: {
  custom: {
    50: '#d1767a',
    500: '#b43748',
    950: '#000000',
  },
}

SCSS

$custom: #b43748;
$custom-light: #d1767a;
$custom-dark: #000000;

JSON

{
  "hex": "#b43748",
  "rgb": {
    "r": 180,
    "g": 55,
    "b": 72
  },
  "hsl": {
    "h": 351.84,
    "s": 53.191,
    "l": 46.078
  },
  "oklch": {
    "l": 0.52535,
    "c": 0.16039,
    "h": 16.9
  },
  "luminance": 0.12904
}

Semantic roles & 50–950 ramp

primary

#B43748

secondary

#81C6BC

accent

#DDC94B

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B43748

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

Preview Lab → · Contrast checker → · Palette generator →