#B33E47#B33E47

#B33E47 is a mid, vivid red. Relative luminance 0.135; OKLCH L 53.1% C 0.152 H 19.5°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#B33E47
RGB	rgb(179, 62, 71)
HSL	hsl(355, 49%, 47%)
HSV	hsv(355, 65%, 70%)
CMYK	cmyk(0%, 65.4%, 60.3%, 29.8%)
CIE-LAB	lab(43.49, 48.01, 20.82)
CIE-LCH	lch(43.49, 52.33, 23.45°)
OKLab	oklab(53.14% 0.1429 0.0507)
OKLCH	oklch(53.14% 0.152 19.5)
XYZ	xyz(21.4524, 13.4868, 7.4336)
Luminance	0.1348 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33E47 #3EB3AA

analogous

#B33E81 #B33E47 #B3703E

triadic

#B33E47 #47B33E #3E47B3

tetradic

#B33E47 #81B33E #3EB3AA #703EB3

square

#B33E47 #81B33E #3EB3AA #703EB3

split-complementary

#B33E47 #3EB370 #3E81B3

monochromatic

#581F23 #862E35 #B33E47 #CA656C #D99298

Accessibility & contrast

On white

5.68

#B33E47 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#B33E47 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33E47

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33E47	#FFFFFF	#000000	##FFFFFF
##B33E47	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5747

Deuteranopia (green-blind)

#797044

Tritanopia (blue-blind)

#C42542

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b33e47;
/* rgb */ color: rgb(179, 62, 71);
/* oklch */ color: oklch(53.1% 0.152 19.5);

Tailwind

colors: {
  custom: {
    50: '#d07a7a',
    500: '#b33e47',
    950: '#000000',
  },
}

SCSS

$custom: #b33e47;
$custom-light: #d07a7a;
$custom-dark: #000000;

JSON

{
  "hex": "#b33e47",
  "rgb": {
    "r": 179,
    "g": 62,
    "b": 71
  },
  "hsl": {
    "h": 355.385,
    "s": 48.548,
    "l": 47.255
  },
  "oklch": {
    "l": 0.53141,
    "c": 0.15161,
    "h": 19.5
  },
  "luminance": 0.13484
}

Semantic roles & 50–950 ramp

primary

#B33E47

secondary

#88C5C0

accent

#D8CE50

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A09

muted

#837C7B

Preview Lab

Preview with #B33E47

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

Preview Lab → · Contrast checker → · Palette generator →