#BD3739#BD3739

#BD3739 is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.8% C 0.171 H 24.2°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#BD3739
RGB	rgb(189, 55, 57)
HSL	hsl(359, 55%, 48%)
HSV	hsv(359, 71%, 74%)
CMYK	cmyk(0%, 70.9%, 69.8%, 25.9%)
CIE-LAB	lab(44.02, 53.31, 30.33)
CIE-LCH	lch(44.02, 61.33, 29.64°)
OKLab	oklab(53.8% 0.1557 0.0701)
OKLCH	oklch(53.8% 0.171 24.2)
XYZ	xyz(23.0935, 13.8500, 5.3274)
Luminance	0.1385 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BD3739 #37BDBB

analogous

#BD377C #BD3739 #BD7837

triadic

#BD3739 #39BD37 #3739BD

tetradic

#BD3739 #7CBD37 #37BDBB #7837BD

square

#BD3739 #7CBD37 #37BDBB #7837BD

split-complementary

#BD3739 #37BD78 #377CBD

monochromatic

#5E1B1C #8E292B #BD3739 #D16062 #DF9091

Accessibility & contrast

On white

5.57

#BD3739 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#BD3739 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BD3739

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BD3739	#FFFFFF	#000000	##FFFFFF
##BD3739	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5638

Deuteranopia (green-blind)

#7F7335

Tritanopia (blue-blind)

#D00639

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #bd3739;
/* rgb */ color: rgb(189, 55, 57);
/* oklch */ color: oklch(53.8% 0.171 24.2);

Tailwind

colors: {
  custom: {
    50: '#d9776f',
    500: '#bd3739',
    950: '#000000',
  },
}

SCSS

$custom: #bd3739;
$custom-light: #d9776f;
$custom-dark: #000000;

JSON

{
  "hex": "#bd3739",
  "rgb": {
    "r": 189,
    "g": 55,
    "b": 57
  },
  "hsl": {
    "h": 359.104,
    "s": 54.918,
    "l": 47.843
  },
  "oklch": {
    "l": 0.53796,
    "c": 0.17072,
    "h": 24.2
  },
  "luminance": 0.13847
}

Semantic roles & 50–950 ramp

primary

#BD3739

secondary

#86C9C8

accent

#DEDC4A

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160907

muted

#847B7A

Preview Lab

Preview with #BD3739

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

Preview Lab → · Contrast checker → · Palette generator →