#BB3F40#BB3F40

#BB3F40 is a mid, vivid red. Relative luminance 0.145; OKLCH L 54.4% C 0.160 H 23.7°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#BB3F40
RGB	rgb(187, 63, 64)
HSL	hsl(360, 50%, 49%)
HSV	hsv(360, 66%, 73%)
CMYK	cmyk(0%, 66.3%, 65.8%, 26.7%)
CIE-LAB	lab(44.93, 49.83, 27.19)
CIE-LCH	lch(44.93, 56.77, 28.62°)
OKLab	oklab(54.45% 0.1464 0.0642)
OKLCH	oklch(54.45% 0.16 23.7)
XYZ	xyz(23.1988, 14.4932, 6.4254)
Luminance	0.1449 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3F40 #3FBBBA

analogous

#BB3F7E #BB3F40 #BB7C3F

triadic

#BB3F40 #40BB3F #3F40BB

tetradic

#BB3F40 #7EBB3F #3FBBBA #7C3FBB

square

#BB3F40 #7EBB3F #3FBBBA #7C3FBB

split-complementary

#BB3F40 #3FBB7C #3F7EBB

monochromatic

#5F2021 #8D3030 #BB3F40 #CD6A6B #DC9899

Accessibility & contrast

On white

5.39

#BB3F40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#BB3F40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3F40

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3F40	#FFFFFF	#000000	##FFFFFF
##BB3F40	1.00	5.39	3.90	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605A3F

Deuteranopia (green-blind)

#7F743D

Tritanopia (blue-blind)

#CD2141

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #bb3f40;
/* rgb */ color: rgb(187, 63, 64);
/* oklch */ color: oklch(54.4% 0.160 23.7);

Tailwind

colors: {
  custom: {
    50: '#d67b75',
    500: '#bb3f40',
    950: '#000000',
  },
}

SCSS

$custom: #bb3f40;
$custom-light: #d67b75;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3f40",
  "rgb": {
    "r": 187,
    "g": 63,
    "b": 64
  },
  "hsl": {
    "h": 359.516,
    "s": 49.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.54448,
    "c": 0.15984,
    "h": 23.7
  },
  "luminance": 0.1449
}

Semantic roles & 50–950 ramp

primary

#BB3F40

secondary

#8EC8C8

accent

#D9D84F

background

#FEF7F7

surface

#FCEEED

border

#D5C9C8

text

#160A08

muted

#847C7B

Preview Lab

Preview with #BB3F40

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

Preview Lab → · Contrast checker → · Palette generator →