#B33C36#B33C36

#B33C36 is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.6% C 0.156 H 26.7°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#B33C36
RGB	rgb(179, 60, 54)
HSL	hsl(3, 54%, 46%)
HSV	hsv(3, 70%, 70%)
CMYK	cmyk(0%, 66.5%, 69.8%, 29.8%)
CIE-LAB	lab(42.89, 47.83, 30.32)
CIE-LCH	lch(42.89, 56.63, 32.37°)
OKLab	oklab(52.6% 0.139 0.07)
OKLCH	oklch(52.6% 0.156 26.7)
XYZ	xyz(20.8743, 13.0847, 4.9157)
Luminance	0.1308 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33C36 #36ADB3

analogous

#B3366E #B33C36 #B37A36

triadic

#B33C36 #36B33C #3C36B3

tetradic

#B33C36 #6EB336 #36ADB3 #7A36B3

square

#B33C36 #6EB336 #36ADB3 #7A36B3

split-complementary

#B33C36 #36B37A #366EB3

monochromatic

#551C1A #842C28 #B33C36 #CD5F59 #DB8C88

Accessibility & contrast

On white

5.81

#B33C36 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#B33C36 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33C36

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33C36	#FFFFFF	#000000	##FFFFFF
##B33C36	1.00	5.81	3.62	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5534

Deuteranopia (green-blind)

#7A6F32

Tritanopia (blue-blind)

#C51D3C

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b33c36;
/* rgb */ color: rgb(179, 60, 54);
/* oklch */ color: oklch(52.6% 0.156 26.7);

Tailwind

colors: {
  custom: {
    50: '#d1786d',
    500: '#b33c36',
    950: '#000000',
  },
}

SCSS

$custom: #b33c36;
$custom-light: #d1786d;
$custom-dark: #000000;

JSON

{
  "hex": "#b33c36",
  "rgb": {
    "r": 179,
    "g": 60,
    "b": 54
  },
  "hsl": {
    "h": 2.88,
    "s": 53.648,
    "l": 45.686
  },
  "oklch": {
    "l": 0.52604,
    "c": 0.15563,
    "h": 26.7
  },
  "luminance": 0.13082
}

Semantic roles & 50–950 ramp

primary

#B33C36

secondary

#80C2C5

accent

#D6DD4B

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B33C36

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

Preview Lab → · Contrast checker → · Palette generator →