#B63C36#B63C36

#B63C36 is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.1% C 0.159 H 26.8°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#B63C36
RGB	rgb(182, 60, 54)
HSL	hsl(3, 54%, 46%)
HSV	hsv(3, 70%, 71%)
CMYK	cmyk(0%, 67%, 70.3%, 28.6%)
CIE-LAB	lab(43.43, 48.85, 31.09)
CIE-LCH	lch(43.43, 57.91, 32.47°)
OKLab	oklab(53.11% 0.1418 0.0716)
OKLCH	oklch(53.11% 0.159 26.8)
XYZ	xyz(21.5754, 13.4462, 4.9486)
Luminance	0.1344 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63C36 #36B0B6

analogous

#B63670 #B63C36 #B67C36

triadic

#B63C36 #36B63C #3C36B6

tetradic

#B63C36 #70B636 #36B0B6 #7C36B6

square

#B63C36 #70B636 #36B0B6 #7C36B6

split-complementary

#B63C36 #36B67C #3670B6

monochromatic

#581D1A #872C28 #B63C36 #CE605B #DC8E8A

Accessibility & contrast

On white

5.69

#B63C36 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#B63C36 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63C36

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63C36	#FFFFFF	#000000	##FFFFFF
##B63C36	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5634

Deuteranopia (green-blind)

#7C7032

Tritanopia (blue-blind)

#C81B3C

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b63c36;
/* rgb */ color: rgb(182, 60, 54);
/* oklch */ color: oklch(53.1% 0.159 26.8);

Tailwind

colors: {
  custom: {
    50: '#d3786d',
    500: '#b63c36',
    950: '#000000',
  },
}

SCSS

$custom: #b63c36;
$custom-light: #d3786d;
$custom-dark: #000000;

JSON

{
  "hex": "#b63c36",
  "rgb": {
    "r": 182,
    "g": 60,
    "b": 54
  },
  "hsl": {
    "h": 2.813,
    "s": 54.237,
    "l": 46.275
  },
  "oklch": {
    "l": 0.53107,
    "c": 0.15887,
    "h": 26.8
  },
  "luminance": 0.13443
}

Semantic roles & 50–950 ramp

primary

#B63C36

secondary

#81C3C6

accent

#D7DE4A

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #B63C36

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

Preview Lab → · Contrast checker → · Palette generator →