#BC3727#BC3727

#BC3727 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.4% C 0.172 H 30.4°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#BC3727
RGB	rgb(188, 55, 39)
HSL	hsl(6, 66%, 45%)
HSV	hsv(6, 79%, 74%)
CMYK	cmyk(0%, 70.7%, 79.3%, 26.3%)
CIE-LAB	lab(43.62, 52.22, 40.08)
CIE-LCH	lch(43.62, 65.83, 37.51°)
OKLab	oklab(53.39% 0.1487 0.0872)
OKLCH	oklch(53.39% 0.172 30.4)
XYZ	xyz(22.4741, 13.5737, 3.3557)
Luminance	0.1357 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BC3727 #27ACBC

analogous

#BC2762 #BC3727 #BC8227

triadic

#BC3727 #27BC37 #3727BC

tetradic

#BC3727 #62BC27 #27ACBC #8227BC

square

#BC3727 #62BC27 #27ACBC #8227BC

split-complementary

#BC3727 #27BC82 #2762BC

monochromatic

#571912 #89281C #BC3727 #D95747 #E3857A

Accessibility & contrast

On white

5.65

#BC3727 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#BC3727 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BC3727

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BC3727	#FFFFFF	#000000	##FFFFFF
##BC3727	1.00	5.65	3.71	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5424

Deuteranopia (green-blind)

#7F7221

Tritanopia (blue-blind)

#CF0034

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #bc3727;
/* rgb */ color: rgb(188, 55, 39);
/* oklch */ color: oklch(53.4% 0.172 30.4);

Tailwind

colors: {
  custom: {
    50: '#d97663',
    500: '#bc3727',
    950: '#000000',
  },
}

SCSS

$custom: #bc3727;
$custom-light: #d97663;
$custom-dark: #000000;

JSON

{
  "hex": "#bc3727",
  "rgb": {
    "r": 188,
    "g": 55,
    "b": 39
  },
  "hsl": {
    "h": 6.443,
    "s": 65.639,
    "l": 44.51
  },
  "oklch": {
    "l": 0.53393,
    "c": 0.17232,
    "h": 30.4
  },
  "luminance": 0.1357
}

Semantic roles & 50–950 ramp

primary

#BC3727

secondary

#73C2CB

accent

#D6E93F

background

#FEF7F5

surface

#FDEEEA

border

#D5C9C6

text

#160905

muted

#847B79

Preview Lab

Preview with #BC3727

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

Preview Lab → · Contrast checker → · Palette generator →