#B6563B#B6563B

#B6563B is a mid, vivid red. Relative luminance 0.169; OKLCH L 56.7% C 0.131 H 36.6°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#B6563B
RGB	rgb(182, 86, 59)
HSL	hsl(13, 51%, 47%)
HSV	hsv(13, 68%, 71%)
CMYK	cmyk(0%, 52.7%, 67.6%, 28.6%)
CIE-LAB	lab(48.16, 36.88, 33.80)
CIE-LCH	lch(48.16, 50.02, 42.51°)
OKLab	oklab(56.7% 0.1055 0.0783)
OKLCH	oklch(56.7% 0.131 36.6)
XYZ	xyz(23.4108, 16.9193, 6.1698)
Luminance	0.1692 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B6563B #3B9BB6

analogous

#B63B5D #B6563B #B6943B

triadic

#B6563B #3BB656 #563BB6

tetradic

#B6563B #5DB63B #3B9BB6 #943BB6

square

#B6563B #5DB63B #3B9BB6 #943BB6

split-complementary

#B6563B #3BB694 #3B5DB6

monochromatic

#5A2A1D #88402C #B6563B #CC7962 #DBA190

Accessibility & contrast

On white

4.79

#B6563B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#B6563B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B6563B

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B6563B	#FFFFFF	#000000	##FFFFFF
##B6563B	1.00	4.79	4.38	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F6538

Deuteranopia (green-blind)

#877A39

Tritanopia (blue-blind)

#C74350

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #b6563b;
/* rgb */ color: rgb(182, 86, 59);
/* oklch */ color: oklch(56.7% 0.131 36.6);

Tailwind

colors: {
  custom: {
    50: '#d28872',
    500: '#b6563b',
    950: '#000000',
  },
}

SCSS

$custom: #b6563b;
$custom-light: #d28872;
$custom-dark: #000000;

JSON

{
  "hex": "#b6563b",
  "rgb": {
    "r": 182,
    "g": 86,
    "b": 59
  },
  "hsl": {
    "h": 13.171,
    "s": 51.037,
    "l": 47.255
  },
  "oklch": {
    "l": 0.56701,
    "c": 0.1314,
    "h": 36.6
  },
  "luminance": 0.16916
}

Semantic roles & 50–950 ramp

primary

#B6563B

secondary

#87B8C6

accent

#BCDB4D

background

#FDF8F6

surface

#FBF0EC

border

#D4CBC7

text

#150B08

muted

#837C7B

Preview Lab

Preview with #B6563B

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

Preview Lab → · Contrast checker → · Palette generator →