#BC381F#BC381F

#BC381F is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.4% C 0.173 H 32.8°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#BC381F
RGB	rgb(188, 56, 31)
HSL	hsl(10, 72%, 43%)
HSV	hsv(10, 84%, 74%)
CMYK	cmyk(0%, 70.2%, 83.5%, 26.3%)
CIE-LAB	lab(43.69, 51.59, 44.26)
CIE-LCH	lch(43.69, 67.97, 40.62°)
OKLab	oklab(53.42% 0.1452 0.0936)
OKLCH	oklch(53.42% 0.173 32.8)
XYZ	xyz(22.4032, 13.6221, 2.7457)
Luminance	0.1362 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BC381F #1FA3BC

analogous

#BC1F55 #BC381F #BC861F

triadic

#BC381F #1FBC38 #381FBC

tetradic

#BC381F #55BC1F #1FA3BC #861FBC

square

#BC381F #55BC1F #1FA3BC #861FBC

split-complementary

#BC381F #1FBC86 #1F55BC

monochromatic

#53190E #872816 #BC381F #DE543A #E7826E

Accessibility & contrast

On white

5.64

#BC381F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#BC381F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BC381F

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BC381F	#FFFFFF	#000000	##FFFFFF
##BC381F	1.00	5.64	3.72	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F551A

Deuteranopia (green-blind)

#807218

Tritanopia (blue-blind)

#CF0034

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #bc381f;
/* rgb */ color: rgb(188, 56, 31);
/* oklch */ color: oklch(53.4% 0.173 32.8);

Tailwind

colors: {
  custom: {
    50: '#da775d',
    500: '#bc381f',
    950: '#000000',
  },
}

SCSS

$custom: #bc381f;
$custom-light: #da775d;
$custom-dark: #000000;

JSON

{
  "hex": "#bc381f",
  "rgb": {
    "r": 188,
    "g": 56,
    "b": 31
  },
  "hsl": {
    "h": 9.554,
    "s": 71.689,
    "l": 42.941
  },
  "oklch": {
    "l": 0.53424,
    "c": 0.17277,
    "h": 32.8
  },
  "luminance": 0.13619
}

Semantic roles & 50–950 ramp

primary

#BC381F

secondary

#69BDCD

accent

#D2EE39

background

#FEF7F5

surface

#FDEEE9

border

#D5C9C5

text

#170904

muted

#857B79

Preview Lab

Preview with #BC381F

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

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