#BF3637#BF3637

#BF3637 is a mid, vivid red. Relative luminance 0.140; OKLCH L 54.0% C 0.174 H 24.8°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#BF3637
RGB	rgb(191, 54, 55)
HSL	hsl(360, 56%, 48%)
HSV	hsv(360, 72%, 75%)
CMYK	cmyk(0%, 71.7%, 71.2%, 25.1%)
CIE-LAB	lab(44.22, 54.22, 31.85)
CIE-LCH	lch(44.22, 62.88, 30.43°)
OKLab	oklab(54.01% 0.1579 0.073)
OKLCH	oklch(54.01% 0.174 24.8)
XYZ	xyz(23.4972, 13.9941, 5.0776)
Luminance	0.1399 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BF3637 #36BFBE

analogous

#BF367B #BF3637 #BF7936

triadic

#BF3637 #37BF36 #3637BF

tetradic

#BF3637 #7BBF36 #36BFBE #7936BF

square

#BF3637 #7BBF36 #36BFBE #7936BF

split-complementary

#BF3637 #36BF79 #367BBF

monochromatic

#601B1C #8F2929 #BF3637 #D26061 #E09090

Accessibility & contrast

On white

5.53

#BF3637 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#BF3637 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BF3637

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BF3637	#FFFFFF	#000000	##FFFFFF
##BF3637	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5636

Deuteranopia (green-blind)

#807332

Tritanopia (blue-blind)

#D20038

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #bf3637;
/* rgb */ color: rgb(191, 54, 55);
/* oklch */ color: oklch(54.0% 0.174 24.8);

Tailwind

colors: {
  custom: {
    50: '#da776e',
    500: '#bf3637',
    950: '#000000',
  },
}

SCSS

$custom: #bf3637;
$custom-light: #da776e;
$custom-dark: #000000;

JSON

{
  "hex": "#bf3637",
  "rgb": {
    "r": 191,
    "g": 54,
    "b": 55
  },
  "hsl": {
    "h": 359.562,
    "s": 55.918,
    "l": 48.039
  },
  "oklch": {
    "l": 0.5401,
    "c": 0.17394,
    "h": 24.8
  },
  "luminance": 0.13991
}

Semantic roles & 50–950 ramp

primary

#BF3637

secondary

#87CACA

accent

#DFDE49

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #BF3637

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

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