#BD3740#BD3740

#BD3740 is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.9% C 0.170 H 21.4°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#BD3740
RGB	rgb(189, 55, 64)
HSL	hsl(356, 55%, 48%)
HSV	hsv(356, 71%, 74%)
CMYK	cmyk(0%, 70.9%, 66.1%, 25.9%)
CIE-LAB	lab(44.12, 53.68, 26.26)
CIE-LCH	lch(44.12, 59.76, 26.07°)
OKLab	oklab(53.91% 0.1583 0.0621)
OKLCH	oklch(53.91% 0.17 21.4)
XYZ	xyz(23.2803, 13.9248, 6.3114)
Luminance	0.1392 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BD3740 #37BDB4

analogous

#BD3783 #BD3740 #BD7137

triadic

#BD3740 #40BD37 #3740BD

tetradic

#BD3740 #83BD37 #37BDB4 #7137BD

square

#BD3740 #83BD37 #37BDB4 #7137BD

split-complementary

#BD3740 #37BD71 #3783BD

monochromatic

#5E1B20 #8E2930 #BD3740 #D16068 #DF9095

Accessibility & contrast

On white

5.55

#BD3740 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#BD3740 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BD3740

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BD3740	#FFFFFF	#000000	##FFFFFF
##BD3740	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C563F

Deuteranopia (green-blind)

#7E733C

Tritanopia (blue-blind)

#CF0B3B

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #bd3740;
/* rgb */ color: rgb(189, 55, 64);
/* oklch */ color: oklch(53.9% 0.170 21.4);

Tailwind

colors: {
  custom: {
    50: '#d87774',
    500: '#bd3740',
    950: '#000000',
  },
}

SCSS

$custom: #bd3740;
$custom-light: #d87774;
$custom-dark: #000000;

JSON

{
  "hex": "#bd3740",
  "rgb": {
    "r": 189,
    "g": 55,
    "b": 64
  },
  "hsl": {
    "h": 355.97,
    "s": 54.918,
    "l": 47.843
  },
  "oklch": {
    "l": 0.53911,
    "c": 0.17005,
    "h": 21.4
  },
  "luminance": 0.13921
}

Semantic roles & 50–950 ramp

primary

#BD3740

secondary

#86C9C5

accent

#DED44A

background

#FEF7F7

surface

#FCEEED

border

#D5C9C8

text

#160908

muted

#847B7B

Preview Lab

Preview with #BD3740

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

Preview Lab → · Contrast checker → · Palette generator →