#BF3738#BF3738

#BF3738 is a mid, vivid red. Relative luminance 0.141; OKLCH L 54.1% C 0.173 H 24.7°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#BF3738
RGB	rgb(191, 55, 56)
HSL	hsl(360, 55%, 48%)
HSV	hsv(360, 71%, 75%)
CMYK	cmyk(0%, 71.2%, 70.7%, 25.1%)
CIE-LAB	lab(44.37, 53.90, 31.43)
CIE-LCH	lch(44.37, 62.39, 30.25°)
OKLab	oklab(54.13% 0.1571 0.0723)
OKLCH	oklch(54.13% 0.173 24.7)
XYZ	xyz(23.5685, 14.0978, 5.2207)
Luminance	0.1409 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BF3738 #37BFBE

analogous

#BF377C #BF3738 #BF7A37

triadic

#BF3738 #38BF37 #3738BF

tetradic

#BF3738 #7CBF37 #37BFBE #7A37BF

square

#BF3738 #7CBF37 #37BFBE #7A37BF

split-complementary

#BF3738 #37BF7A #377CBF

monochromatic

#601C1C #8F292A #BF3738 #D26262 #DF9192

Accessibility & contrast

On white

5.50

#BF3738 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#BF3738 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BF3738

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BF3738	#FFFFFF	#000000	##FFFFFF
##BF3738	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5637

Deuteranopia (green-blind)

#807434

Tritanopia (blue-blind)

#D20239

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #bf3738;
/* rgb */ color: rgb(191, 55, 56);
/* oklch */ color: oklch(54.1% 0.173 24.7);

Tailwind

colors: {
  custom: {
    50: '#da776f',
    500: '#bf3738',
    950: '#000000',
  },
}

SCSS

$custom: #bf3738;
$custom-light: #da776f;
$custom-dark: #000000;

JSON

{
  "hex": "#bf3738",
  "rgb": {
    "r": 191,
    "g": 55,
    "b": 56
  },
  "hsl": {
    "h": 359.559,
    "s": 55.285,
    "l": 48.235
  },
  "oklch": {
    "l": 0.54125,
    "c": 0.1729,
    "h": 24.7
  },
  "luminance": 0.14094
}

Semantic roles & 50–950 ramp

primary

#BF3738

secondary

#88CACA

accent

#DFDE49

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160907

muted

#847B7A

Preview Lab

Preview with #BF3738

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

Preview Lab → · Contrast checker → · Palette generator →