#B43943#B43943

#B43943 is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.7% C 0.158 H 19.9°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#B43943
RGB	rgb(180, 57, 67)
HSL	hsl(355, 52%, 46%)
HSV	hsv(355, 68%, 71%)
CMYK	cmyk(0%, 68.3%, 62.8%, 29.4%)
CIE-LAB	lab(42.82, 50.17, 22.44)
CIE-LCH	lch(42.82, 54.96, 24.10°)
OKLab	oklab(52.65% 0.1489 0.054)
OKLCH	oklch(52.65% 0.158 19.9)
XYZ	xyz(21.3008, 13.0378, 6.7040)
Luminance	0.1303 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43943 #39B4AA

analogous

#B43981 #B43943 #B46D39

triadic

#B43943 #43B439 #3943B4

tetradic

#B43943 #81B439 #39B4AA #6D39B4

square

#B43943 #81B439 #39B4AA #6D39B4

split-complementary

#B43943 #39B46D #3981B4

monochromatic

#571C20 #862A32 #B43943 #CC5E67 #DB8D93

Accessibility & contrast

On white

5.82

#B43943 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#B43943 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43943

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43943	#FFFFFF	#000000	##FFFFFF
##B43943	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5543

Deuteranopia (green-blind)

#796F40

Tritanopia (blue-blind)

#C51A3E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b43943;
/* rgb */ color: rgb(180, 57, 67);
/* oklch */ color: oklch(52.7% 0.158 19.9);

Tailwind

colors: {
  custom: {
    50: '#d17777',
    500: '#b43943',
    950: '#000000',
  },
}

SCSS

$custom: #b43943;
$custom-light: #d17777;
$custom-dark: #000000;

JSON

{
  "hex": "#b43943",
  "rgb": {
    "r": 180,
    "g": 57,
    "b": 67
  },
  "hsl": {
    "h": 355.122,
    "s": 51.899,
    "l": 46.471
  },
  "oklch": {
    "l": 0.52652,
    "c": 0.15839,
    "h": 19.9
  },
  "luminance": 0.13035
}

Semantic roles & 50–950 ramp

primary

#B43943

secondary

#83C5C0

accent

#DBD04C

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B43943

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

Preview Lab → · Contrast checker → · Palette generator →