#B43534#B43534

#B43534 is a mid, vivid red. Relative luminance 0.125; OKLCH L 52.0% C 0.164 H 25.3°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#B43534
RGB	rgb(180, 53, 52)
HSL	hsl(0, 55%, 45%)
HSV	hsv(0, 71%, 71%)
CMYK	cmyk(0%, 70.6%, 71.1%, 29.4%)
CIE-LAB	lab(42.00, 50.91, 30.50)
CIE-LCH	lch(42.00, 59.34, 30.92°)
OKLab	oklab(51.96% 0.1482 0.07)
OKLCH	oklch(51.96% 0.164 25.3)
XYZ	xyz(20.7176, 12.5005, 4.5701)
Luminance	0.1250 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43534 #34B3B4

analogous

#B43473 #B43534 #B47534

triadic

#B43534 #34B435 #3534B4

tetradic

#B43534 #73B434 #34B3B4 #7534B4

square

#B43534 #73B434 #34B3B4 #7534B4

split-complementary

#B43534 #34B475 #3473B4

monochromatic

#551919 #852726 #B43534 #CE5857 #DC8786

Accessibility & contrast

On white

6.00

#B43534 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#B43534 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43534

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43534	#FFFFFF	#000000	##FFFFFF
##B43534	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595233

Deuteranopia (green-blind)

#796D30

Tritanopia (blue-blind)

#C60836

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b43534;
/* rgb */ color: rgb(180, 53, 52);
/* oklch */ color: oklch(52.0% 0.164 25.3);

Tailwind

colors: {
  custom: {
    50: '#d2756b',
    500: '#b43534',
    950: '#000000',
  },
}

SCSS

$custom: #b43534;
$custom-light: #d2756b;
$custom-dark: #000000;

JSON

{
  "hex": "#b43534",
  "rgb": {
    "r": 180,
    "g": 53,
    "b": 52
  },
  "hsl": {
    "h": 0.469,
    "s": 55.172,
    "l": 45.49
  },
  "oklch": {
    "l": 0.51962,
    "c": 0.16386,
    "h": 25.3
  },
  "luminance": 0.12497
}

Semantic roles & 50–950 ramp

primary

#B43534

secondary

#7EC5C6

accent

#DDDF49

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B43534

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

Preview Lab → · Contrast checker → · Palette generator →