#BF3333#BF3333

#BF3333 is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.7% C 0.177 H 25.5°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#BF3333
RGB	rgb(191, 51, 51)
HSL	hsl(0, 58%, 47%)
HSV	hsv(0, 73%, 75%)
CMYK	cmyk(0%, 73.3%, 73.3%, 25.1%)
CIE-LAB	lab(43.78, 55.12, 33.68)
CIE-LCH	lch(43.78, 64.59, 31.42°)
OKLab	oklab(53.66% 0.1599 0.0762)
OKLCH	oklch(53.66% 0.177 25.5)
XYZ	xyz(23.2699, 13.6866, 4.5478)
Luminance	0.1368 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BF3333 #33BFBF

analogous

#BF3379 #BF3333 #BF7933

triadic

#BF3333 #33BF33 #3333BF

tetradic

#BF3333 #79BF33 #33BFBF #7933BF

square

#BF3333 #79BF33 #33BFBF #7933BF

split-complementary

#BF3333 #33BF79 #3379BF

monochromatic

#5E1919 #8F2626 #BF3333 #D35C5C #E08C8C

Accessibility & contrast

On white

5.62

#BF3333 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#BF3333 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BF3333

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BF3333	#FFFFFF	#000000	##FFFFFF
##BF3333	1.00	5.62	3.74	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5431

Deuteranopia (green-blind)

#7F722E

Tritanopia (blue-blind)

#D20035

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #bf3333;
/* rgb */ color: rgb(191, 51, 51);
/* oklch */ color: oklch(53.7% 0.177 25.5);

Tailwind

colors: {
  custom: {
    50: '#db756b',
    500: '#bf3333',
    950: '#000000',
  },
}

SCSS

$custom: #bf3333;
$custom-light: #db756b;
$custom-dark: #000000;

JSON

{
  "hex": "#bf3333",
  "rgb": {
    "r": 191,
    "g": 51,
    "b": 51
  },
  "hsl": {
    "h": 0,
    "s": 57.851,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53662,
    "c": 0.1771,
    "h": 25.5
  },
  "luminance": 0.13683
}

Semantic roles & 50–950 ramp

primary

#BF3333

secondary

#83CBCB

accent

#E1E147

background

#FEF7F6

surface

#FDEDEB

border

#D5C8C6

text

#170906

muted

#857B7A

Preview Lab

Preview with #BF3333

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

Preview Lab → · Contrast checker → · Palette generator →