#BB3B3F#BB3B3F

#BB3B3F is a mid, vivid red. Relative luminance 0.141; OKLCH L 54.0% C 0.164 H 22.9°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#BB3B3F
RGB	rgb(187, 59, 63)
HSL	hsl(358, 52%, 48%)
HSV	hsv(358, 68%, 73%)
CMYK	cmyk(0%, 68.4%, 66.3%, 26.7%)
CIE-LAB	lab(44.31, 51.42, 27.02)
CIE-LCH	lch(44.31, 58.09, 27.72°)
OKLab	oklab(53.98% 0.1512 0.0637)
OKLCH	oklch(53.98% 0.164 22.9)
XYZ	xyz(22.9571, 14.0549, 6.2057)
Luminance	0.1405 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3B3F #3BBBB7

analogous

#BB3B7F #BB3B3F #BB773B

triadic

#BB3B3F #3FBB3B #3B3FBB

tetradic

#BB3B3F #7FBB3B #3BBBB7 #773BBB

square

#BB3B3F #7FBB3B #3BBBB7 #773BBB

split-complementary

#BB3B3F #3BBB77 #3B7FBB

monochromatic

#5E1E20 #8C2C2F #BB3B3F #CE6568 #DD9396

Accessibility & contrast

On white

5.51

#BB3B3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#BB3B3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3B3F

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3B3F	#FFFFFF	#000000	##FFFFFF
##BB3B3F	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E573E

Deuteranopia (green-blind)

#7E733B

Tritanopia (blue-blind)

#CD183E

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #bb3b3f;
/* rgb */ color: rgb(187, 59, 63);
/* oklch */ color: oklch(54.0% 0.164 22.9);

Tailwind

colors: {
  custom: {
    50: '#d77974',
    500: '#bb3b3f',
    950: '#000000',
  },
}

SCSS

$custom: #bb3b3f;
$custom-light: #d77974;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3b3f",
  "rgb": {
    "r": 187,
    "g": 59,
    "b": 63
  },
  "hsl": {
    "h": 358.125,
    "s": 52.033,
    "l": 48.235
  },
  "oklch": {
    "l": 0.53978,
    "c": 0.16407,
    "h": 22.9
  },
  "luminance": 0.14052
}

Semantic roles & 50–950 ramp

primary

#BB3B3F

secondary

#8AC8C6

accent

#DBD74C

background

#FEF7F7

surface

#FCEEED

border

#D5C9C8

text

#160A08

muted

#847C7B

Preview Lab

Preview with #BB3B3F

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

Preview Lab → · Contrast checker → · Palette generator →