#B3563A#B3563A

#B3563A is a mid, vivid red. Relative luminance 0.165; OKLCH L 56.2% C 0.128 H 37.5°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#B3563A
RGB	rgb(179, 86, 58)
HSL	hsl(14, 51%, 46%)
HSV	hsv(14, 68%, 70%)
CMYK	cmyk(0%, 52%, 67.6%, 29.8%)
CIE-LAB	lab(47.68, 35.64, 33.69)
CIE-LCH	lch(47.68, 49.04, 43.39°)
OKLab	oklab(56.25% 0.1018 0.0781)
OKLCH	oklch(56.25% 0.128 37.5)
XYZ	xyz(22.6840, 16.5475, 6.0016)
Luminance	0.1655 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3563A #3A97B3

analogous

#B33A5B #B3563A #B3933A

triadic

#B3563A #3AB356 #563AB3

tetradic

#B3563A #5BB33A #3A97B3 #933AB3

square

#B3563A #5BB33A #3A97B3 #933AB3

split-complementary

#B3563A #3AB393 #3A5BB3

monochromatic

#572A1C #85402B #B3563A #CB785F #DA9F8D

Accessibility & contrast

On white

4.87

#B3563A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#B3563A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3563A

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3563A	#FFFFFF	#000000	##FFFFFF
##B3563A	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F6537

Deuteranopia (green-blind)

#857938

Tritanopia (blue-blind)

#C44450

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #b3563a;
/* rgb */ color: rgb(179, 86, 58);
/* oklch */ color: oklch(56.2% 0.128 37.5);

Tailwind

colors: {
  custom: {
    50: '#d08871',
    500: '#b3563a',
    950: '#000000',
  },
}

SCSS

$custom: #b3563a;
$custom-light: #d08871;
$custom-dark: #000000;

JSON

{
  "hex": "#b3563a",
  "rgb": {
    "r": 179,
    "g": 86,
    "b": 58
  },
  "hsl": {
    "h": 13.884,
    "s": 51.055,
    "l": 46.471
  },
  "oklch": {
    "l": 0.56245,
    "c": 0.12829,
    "h": 37.5
  },
  "luminance": 0.16545
}

Semantic roles & 50–950 ramp

primary

#B3563A

secondary

#84B6C5

accent

#BADB4D

background

#FDF8F6

surface

#FBF0EC

border

#D4CBC7

text

#150B07

muted

#837C7A

Preview Lab

Preview with #B3563A

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

Preview Lab → · Contrast checker → · Palette generator →