#BB3657#BB3657

#BB3657 is a mid, vivid red. Relative luminance 0.139; OKLCH L 54.0% C 0.170 H 10.4°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#BB3657
RGB	rgb(187, 54, 87)
HSL	hsl(345, 55%, 47%)
HSV	hsv(345, 71%, 73%)
CMYK	cmyk(0%, 71.1%, 53.5%, 26.7%)
CIE-LAB	lab(44.08, 55.00, 12.00)
CIE-LCH	lch(44.08, 56.30, 12.30°)
OKLab	oklab(53.96% 0.1668 0.0305)
OKLCH	oklch(53.96% 0.17 10.4)
XYZ	xyz(23.5351, 13.8945, 10.4576)
Luminance	0.1389 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3657 #36BB9A

analogous

#BB369A #BB3657 #BB5836

triadic

#BB3657 #57BB36 #3657BB

tetradic

#BB3657 #9ABB36 #36BB9A #5836BB

square

#BB3657 #9ABB36 #36BB9A #5836BB

split-complementary

#BB3657 #36BB58 #369ABB

monochromatic

#5C1B2B #8C2841 #BB3657 #D05E7A #DE8DA1

Accessibility & contrast

On white

5.56

#BB3657 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#BB3657 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3657

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3657	#FFFFFF	#000000	##FFFFFF
##BB3657	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)

#575758

Deuteranopia (green-blind)

#797254

Tritanopia (blue-blind)

#CC1943

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #bb3657;
/* rgb */ color: rgb(187, 54, 87);
/* oklch */ color: oklch(54.0% 0.170 10.4);

Tailwind

colors: {
  custom: {
    50: '#d67786',
    500: '#bb3657',
    950: '#000000',
  },
}

SCSS

$custom: #bb3657;
$custom-light: #d67786;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3657",
  "rgb": {
    "r": 187,
    "g": 54,
    "b": 87
  },
  "hsl": {
    "h": 345.113,
    "s": 55.187,
    "l": 47.255
  },
  "oklch": {
    "l": 0.5396,
    "c": 0.16954,
    "h": 10.4
  },
  "luminance": 0.13891
}

Semantic roles & 50–950 ramp

primary

#BB3657

secondary

#84C9B8

accent

#DFB949

background

#FDF7F8

surface

#FBEEEF

border

#D4C9CA

text

#15090B

muted

#837B7C

Preview Lab

Preview with #BB3657

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

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