#B53435#B53435

#B53435 is a mid, vivid red. Relative luminance 0.125; OKLCH L 52.0% C 0.166 H 24.6°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#B53435
RGB	rgb(181, 52, 53)
HSL	hsl(360, 55%, 46%)
HSV	hsv(360, 71%, 71%)
CMYK	cmyk(0%, 71.3%, 70.7%, 29%)
CIE-LAB	lab(42.06, 51.66, 30.02)
CIE-LCH	lch(42.06, 59.75, 30.16°)
OKLab	oklab(52.05% 0.1506 0.0691)
OKLCH	oklch(52.05% 0.166 24.6)
XYZ	xyz(20.9290, 12.5399, 4.6859)
Luminance	0.1254 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53435 #34B5B4

analogous

#B53475 #B53435 #B57334

triadic

#B53435 #35B534 #3435B5

tetradic

#B53435 #75B534 #34B5B4 #7334B5

square

#B53435 #75B534 #34B5B4 #7334B5

split-complementary

#B53435 #34B573 #3475B5

monochromatic

#561919 #852627 #B53435 #CF5758 #DC8788

Accessibility & contrast

On white

5.99

#B53435 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#B53435 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53435

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53435	#FFFFFF	#000000	##FFFFFF
##B53435	1.00	5.99	3.51	5.99
#FFFFFF	5.99	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595234

Deuteranopia (green-blind)

#796D31

Tritanopia (blue-blind)

#C70336

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b53435;
/* rgb */ color: rgb(181, 52, 53);
/* oklch */ color: oklch(52.0% 0.166 24.6);

Tailwind

colors: {
  custom: {
    50: '#d3746c',
    500: '#b53435',
    950: '#000000',
  },
}

SCSS

$custom: #b53435;
$custom-light: #d3746c;
$custom-dark: #000000;

JSON

{
  "hex": "#b53435",
  "rgb": {
    "r": 181,
    "g": 52,
    "b": 53
  },
  "hsl": {
    "h": 359.535,
    "s": 55.365,
    "l": 45.686
  },
  "oklch": {
    "l": 0.52047,
    "c": 0.16572,
    "h": 24.6
  },
  "luminance": 0.12537
}

Semantic roles & 50–950 ramp

primary

#B53435

secondary

#7FC6C6

accent

#DFDE49

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #B53435

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

Preview Lab → · Contrast checker → · Palette generator →