#B63E2C#B63E2C

#B63E2C is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.2% C 0.159 H 31.3°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#B63E2C
RGB	rgb(182, 62, 44)
HSL	hsl(8, 61%, 44%)
HSV	hsv(8, 76%, 71%)
CMYK	cmyk(0%, 65.9%, 75.8%, 28.6%)
CIE-LAB	lab(43.62, 47.54, 37.02)
CIE-LCH	lch(43.62, 60.26, 37.91°)
OKLab	oklab(53.21% 0.1357 0.0824)
OKLCH	oklch(53.21% 0.159 31.3)
XYZ	xyz(21.4710, 13.5753, 3.8721)
Luminance	0.1357 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63E2C #2CA4B6

analogous

#B62C5F #B63E2C #B6832C

triadic

#B63E2C #2CB63E #3E2CB6

tetradic

#B63E2C #5FB62C #2CA4B6 #832CB6

square

#B63E2C #5FB62C #2CA4B6 #832CB6

split-complementary

#B63E2C #2CB683 #2C5FB6

monochromatic

#531C14 #852D20 #B63E2C #D45D4C #E08A7D

Accessibility & contrast

On white

5.65

#B63E2C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#B63E2C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63E2C

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63E2C	#FFFFFF	#000000	##FFFFFF
##B63E2C	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)

#605629

Deuteranopia (green-blind)

#7E7128

Tritanopia (blue-blind)

#C81C3B

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b63e2c;
/* rgb */ color: rgb(182, 62, 44);
/* oklch */ color: oklch(53.2% 0.159 31.3);

Tailwind

colors: {
  custom: {
    50: '#d47966',
    500: '#b63e2c',
    950: '#000000',
  },
}

SCSS

$custom: #b63e2c;
$custom-light: #d47966;
$custom-dark: #000000;

JSON

{
  "hex": "#b63e2c",
  "rgb": {
    "r": 182,
    "g": 62,
    "b": 44
  },
  "hsl": {
    "h": 7.826,
    "s": 61.062,
    "l": 44.314
  },
  "oklch": {
    "l": 0.53209,
    "c": 0.15873,
    "h": 31.3
  },
  "luminance": 0.13572
}

Semantic roles & 50–950 ramp

primary

#B63E2C

secondary

#76BDC8

accent

#CFE444

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B63E2C

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

Preview Lab → · Contrast checker → · Palette generator →