#BB3754#BB3754

#BB3754 is a mid, vivid red. Relative luminance 0.139; OKLCH L 54.0% C 0.168 H 12.0°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#BB3754
RGB	rgb(187, 55, 84)
HSL	hsl(347, 55%, 47%)
HSV	hsv(347, 71%, 73%)
CMYK	cmyk(0%, 70.6%, 55.1%, 26.7%)
CIE-LAB	lab(44.15, 54.39, 13.95)
CIE-LCH	lch(44.15, 56.15, 14.38°)
OKLab	oklab(53.99% 0.1644 0.0351)
OKLCH	oklch(53.99% 0.168 12)
XYZ	xyz(23.4621, 13.9405, 9.8411)
Luminance	0.1394 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3754 #37BB9E

analogous

#BB3796 #BB3754 #BB5C37

triadic

#BB3754 #54BB37 #3754BB

tetradic

#BB3754 #96BB37 #37BB9E #5C37BB

square

#BB3754 #96BB37 #37BB9E #5C37BB

split-complementary

#BB3754 #37BB5C #3796BB

monochromatic

#5C1B2A #8C293F #BB3754 #D05F78 #DE8EA0

Accessibility & contrast

On white

5.54

#BB3754 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#BB3754 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3754

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3754	#FFFFFF	#000000	##FFFFFF
##BB3754	1.00	5.54	3.79	5.54
#FFFFFF	5.54	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585754

Deuteranopia (green-blind)

#7A7251

Tritanopia (blue-blind)

#CC1943

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #bb3754;
/* rgb */ color: rgb(187, 55, 84);
/* oklch */ color: oklch(54.0% 0.168 12.0);

Tailwind

colors: {
  custom: {
    50: '#d67783',
    500: '#bb3754',
    950: '#000000',
  },
}

SCSS

$custom: #bb3754;
$custom-light: #d67783;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3754",
  "rgb": {
    "r": 187,
    "g": 55,
    "b": 84
  },
  "hsl": {
    "h": 346.818,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53987,
    "c": 0.16812,
    "h": 12
  },
  "luminance": 0.13937
}

Semantic roles & 50–950 ramp

primary

#BB3754

secondary

#85C9BA

accent

#DEBD4A

background

#FDF7F8

surface

#FBEEEF

border

#D4C9CA

text

#15090A

muted

#837B7C

Preview Lab

Preview with #BB3754

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

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