#B53335#B53335

#B53335 is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.9% C 0.167 H 24.4°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#B53335
RGB	rgb(181, 51, 53)
HSL	hsl(359, 56%, 45%)
HSV	hsv(359, 72%, 71%)
CMYK	cmyk(0%, 71.8%, 70.7%, 29%)
CIE-LAB	lab(41.92, 52.04, 29.86)
CIE-LCH	lch(41.92, 60.00, 29.84°)
OKLab	oklab(51.94% 0.1518 0.0687)
OKLCH	oklch(51.94% 0.167 24.4)
XYZ	xyz(20.8848, 12.4516, 4.6712)
Luminance	0.1245 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53335 #33B5B3

analogous

#B53376 #B53335 #B57233

triadic

#B53335 #35B533 #3335B5

tetradic

#B53335 #76B533 #33B5B3 #7233B5

square

#B53335 #76B533 #33B5B3 #7233B5

split-complementary

#B53335 #33B572 #3376B5

monochromatic

#561819 #852627 #B53335 #CF5658 #DD8687

Accessibility & contrast

On white

6.02

#B53335 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#B53335 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53335

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53335	#FFFFFF	#000000	##FFFFFF
##B53335	1.00	6.02	3.49	6.02
#FFFFFF	6.02	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585134

Deuteranopia (green-blind)

#796D31

Tritanopia (blue-blind)

#C70035

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b53335;
/* rgb */ color: rgb(181, 51, 53);
/* oklch */ color: oklch(51.9% 0.167 24.4);

Tailwind

colors: {
  custom: {
    50: '#d3746c',
    500: '#b53335',
    950: '#000000',
  },
}

SCSS

$custom: #b53335;
$custom-light: #d3746c;
$custom-dark: #000000;

JSON

{
  "hex": "#b53335",
  "rgb": {
    "r": 181,
    "g": 51,
    "b": 53
  },
  "hsl": {
    "h": 359.077,
    "s": 56.034,
    "l": 45.49
  },
  "oklch": {
    "l": 0.51945,
    "c": 0.16666,
    "h": 24.4
  },
  "luminance": 0.12448
}

Semantic roles & 50–950 ramp

primary

#B53335

secondary

#7DC6C5

accent

#DFDD48

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #B53335

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

Preview Lab → · Contrast checker → · Palette generator →