#BD3837#BD3837

#BD3837 is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.9% C 0.170 H 25.3°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#BD3837
RGB	rgb(189, 56, 55)
HSL	hsl(0, 55%, 48%)
HSV	hsv(0, 71%, 74%)
CMYK	cmyk(0%, 70.4%, 70.9%, 25.9%)
CIE-LAB	lab(44.13, 52.83, 31.64)
CIE-LCH	lch(44.13, 61.58, 30.92°)
OKLab	oklab(53.87% 0.1537 0.0726)
OKLCH	oklch(53.87% 0.17 25.3)
XYZ	xyz(23.0926, 13.9264, 5.0858)
Luminance	0.1392 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BD3837 #37BCBD

analogous

#BD3779 #BD3837 #BD7B37

triadic

#BD3837 #37BD38 #3837BD

tetradic

#BD3837 #79BD37 #37BCBD #7B37BD

square

#BD3837 #79BD37 #37BCBD #7B37BD

split-complementary

#BD3837 #37BD7B #3779BD

monochromatic

#5E1C1B #8E2A29 #BD3837 #D16160 #DF9090

Accessibility & contrast

On white

5.55

#BD3837 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#BD3837 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BD3837

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BD3837	#FFFFFF	#000000	##FFFFFF
##BD3837	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)

#5E5636

Deuteranopia (green-blind)

#7F7333

Tritanopia (blue-blind)

#D00839

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #bd3837;
/* rgb */ color: rgb(189, 56, 55);
/* oklch */ color: oklch(53.9% 0.170 25.3);

Tailwind

colors: {
  custom: {
    50: '#d9776e',
    500: '#bd3837',
    950: '#000000',
  },
}

SCSS

$custom: #bd3837;
$custom-light: #d9776e;
$custom-dark: #000000;

JSON

{
  "hex": "#bd3837",
  "rgb": {
    "r": 189,
    "g": 56,
    "b": 55
  },
  "hsl": {
    "h": 0.448,
    "s": 54.918,
    "l": 47.843
  },
  "oklch": {
    "l": 0.5387,
    "c": 0.17002,
    "h": 25.3
  },
  "luminance": 0.13923
}

Semantic roles & 50–950 ramp

primary

#BD3837

secondary

#86C9C9

accent

#DDDE4A

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #BD3837

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

Preview Lab → · Contrast checker → · Palette generator →