#BF3743#BF3743

#BF3743 is a mid, vivid red. Relative luminance 0.142; OKLCH L 54.3% C 0.172 H 20.3°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#BF3743
RGB	rgb(191, 55, 67)
HSL	hsl(355, 55%, 48%)
HSV	hsv(355, 71%, 75%)
CMYK	cmyk(0%, 71.2%, 64.9%, 25.1%)
CIE-LAB	lab(44.54, 54.49, 25.05)
CIE-LCH	lch(44.54, 59.97, 24.69°)
OKLab	oklab(54.31% 0.1612 0.0596)
OKLCH	oklch(54.31% 0.172 20.3)
XYZ	xyz(23.8677, 14.2175, 6.7966)
Luminance	0.1421 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BF3743 #37BFB3

analogous

#BF3787 #BF3743 #BF6F37

triadic

#BF3743 #43BF37 #3743BF

tetradic

#BF3743 #87BF37 #37BFB3 #6F37BF

square

#BF3743 #87BF37 #37BFB3 #6F37BF

split-complementary

#BF3743 #37BF6F #3787BF

monochromatic

#601C22 #8F2932 #BF3743 #D2626B #DF9198

Accessibility & contrast

On white

5.46

#BF3743 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#BF3743 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BF3743

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BF3743	#FFFFFF	#000000	##FFFFFF
##BF3743	1.00	5.46	3.84	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5742

Deuteranopia (green-blind)

#7F743F

Tritanopia (blue-blind)

#D20A3D

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #bf3743;
/* rgb */ color: rgb(191, 55, 67);
/* oklch */ color: oklch(54.3% 0.172 20.3);

Tailwind

colors: {
  custom: {
    50: '#da7777',
    500: '#bf3743',
    950: '#000000',
  },
}

SCSS

$custom: #bf3743;
$custom-light: #da7777;
$custom-dark: #000000;

JSON

{
  "hex": "#bf3743",
  "rgb": {
    "r": 191,
    "g": 55,
    "b": 67
  },
  "hsl": {
    "h": 354.706,
    "s": 55.285,
    "l": 48.235
  },
  "oklch": {
    "l": 0.54307,
    "c": 0.17191,
    "h": 20.3
  },
  "luminance": 0.14214
}

Semantic roles & 50–950 ramp

primary

#BF3743

secondary

#88CAC4

accent

#DFD149

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#160908

muted

#847B7B

Preview Lab

Preview with #BF3743

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

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