#BB3B2C#BB3B2C

#BB3B2C is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.7% C 0.167 H 30.1°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#BB3B2C
RGB	rgb(187, 59, 44)
HSL	hsl(6, 62%, 45%)
HSV	hsv(6, 76%, 73%)
CMYK	cmyk(0%, 68.4%, 76.5%, 26.7%)
CIE-LAB	lab(44.06, 50.50, 37.76)
CIE-LCH	lch(44.06, 63.06, 36.78°)
OKLab	oklab(53.71% 0.1444 0.0836)
OKLCH	oklch(53.71% 0.167 30.1)
XYZ	xyz(22.5146, 13.8779, 3.8756)
Luminance	0.1388 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3B2C #2CACBB

analogous

#BB2C64 #BB3B2C #BB832C

triadic

#BB3B2C #2CBB3B #3B2CBB

tetradic

#BB3B2C #64BB2C #2CACBB #832CBB

square

#BB3B2C #64BB2C #2CACBB #832CBB

split-complementary

#BB3B2C #2CBB83 #2C64BB

monochromatic

#581C15 #892B20 #BB3B2C #D65D4F #E18A80

Accessibility & contrast

On white

5.56

#BB3B2C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#BB3B2C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3B2C

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3B2C	#FFFFFF	#000000	##FFFFFF
##BB3B2C	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605629

Deuteranopia (green-blind)

#807227

Tritanopia (blue-blind)

#CE1139

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #bb3b2c;
/* rgb */ color: rgb(187, 59, 44);
/* oklch */ color: oklch(53.7% 0.167 30.1);

Tailwind

colors: {
  custom: {
    50: '#d87866',
    500: '#bb3b2c',
    950: '#000000',
  },
}

SCSS

$custom: #bb3b2c;
$custom-light: #d87866;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3b2c",
  "rgb": {
    "r": 187,
    "g": 59,
    "b": 44
  },
  "hsl": {
    "h": 6.294,
    "s": 61.905,
    "l": 45.294
  },
  "oklch": {
    "l": 0.53707,
    "c": 0.16685,
    "h": 30.1
  },
  "luminance": 0.13875
}

Semantic roles & 50–950 ramp

primary

#BB3B2C

secondary

#79C1CA

accent

#D4E543

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #BB3B2C

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

Preview Lab → · Contrast checker → · Palette generator →