#BB3C33#BB3C33

#BB3C33 is a mid, vivid red. Relative luminance 0.140; OKLCH L 53.9% C 0.165 H 28.0°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#BB3C33
RGB	rgb(187, 60, 51)
HSL	hsl(4, 57%, 47%)
HSV	hsv(4, 73%, 73%)
CMYK	cmyk(0%, 67.9%, 72.7%, 26.7%)
CIE-LAB	lab(44.29, 50.40, 34.06)
CIE-LCH	lch(44.29, 60.83, 34.05°)
OKLab	oklab(53.91% 0.1455 0.0772)
OKLCH	oklch(53.91% 0.165 28)
XYZ	xyz(22.7094, 14.0389, 4.6453)
Luminance	0.1404 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3C33 #33B2BB

analogous

#BB336E #BB3C33 #BB8033

triadic

#BB3C33 #33BB3C #3C33BB

tetradic

#BB3C33 #6EBB33 #33B2BB #8033BB

square

#BB3C33 #6EBB33 #33B2BB #8033BB

split-complementary

#BB3C33 #33BB80 #336EBB

monochromatic

#5B1D19 #8B2D26 #BB3C33 #D26159 #DF8F89

Accessibility & contrast

On white

5.52

#BB3C33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#BB3C33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3C33

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3C33	#FFFFFF	#000000	##FFFFFF
##BB3C33	1.00	5.52	3.81	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605731

Deuteranopia (green-blind)

#7F732F

Tritanopia (blue-blind)

#CE163B

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #bb3c33;
/* rgb */ color: rgb(187, 60, 51);
/* oklch */ color: oklch(53.9% 0.165 28.0);

Tailwind

colors: {
  custom: {
    50: '#d7796b',
    500: '#bb3c33',
    950: '#000000',
  },
}

SCSS

$custom: #bb3c33;
$custom-light: #d7796b;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3c33",
  "rgb": {
    "r": 187,
    "g": 60,
    "b": 51
  },
  "hsl": {
    "h": 3.971,
    "s": 57.143,
    "l": 46.667
  },
  "oklch": {
    "l": 0.53906,
    "c": 0.1647,
    "h": 28
  },
  "luminance": 0.14036
}

Semantic roles & 50–950 ramp

primary

#BB3C33

secondary

#81C4C9

accent

#D6E047

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A06

muted

#847C7A

Preview Lab

Preview with #BB3C33

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

Preview Lab → · Contrast checker → · Palette generator →