#B4573E#B4573E

#B4573E is a mid, vivid red. Relative luminance 0.169; OKLCH L 56.6% C 0.127 H 36.0°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#B4573E
RGB	rgb(180, 87, 62)
HSL	hsl(13, 49%, 47%)
HSV	hsv(13, 66%, 71%)
CMYK	cmyk(0%, 51.7%, 65.6%, 29.4%)
CIE-LAB	lab(48.10, 35.76, 31.96)
CIE-LCH	lch(48.10, 47.96, 41.79°)
OKLab	oklab(56.61% 0.1028 0.0748)
OKLCH	oklch(56.61% 0.127 36)
XYZ	xyz(23.1021, 16.8702, 6.5962)
Luminance	0.1687 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4573E #3E9BB4

analogous

#B43E60 #B4573E #B4923E

triadic

#B4573E #3EB457 #573EB4

tetradic

#B4573E #60B43E #3E9BB4 #923EB4

square

#B4573E #60B43E #3E9BB4 #923EB4

split-complementary

#B4573E #3EB492 #3E60B4

monochromatic

#592B1F #86412E #B4573E #CA7B65 #DAA293

Accessibility & contrast

On white

4.80

#B4573E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#B4573E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4573E

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4573E	#FFFFFF	#000000	##FFFFFF
##B4573E	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F663B

Deuteranopia (green-blind)

#867A3C

Tritanopia (blue-blind)

#C54551

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #b4573e;
/* rgb */ color: rgb(180, 87, 62);
/* oklch */ color: oklch(56.6% 0.127 36.0);

Tailwind

colors: {
  custom: {
    50: '#d08874',
    500: '#b4573e',
    950: '#000000',
  },
}

SCSS

$custom: #b4573e;
$custom-light: #d08874;
$custom-dark: #000000;

JSON

{
  "hex": "#b4573e",
  "rgb": {
    "r": 180,
    "g": 87,
    "b": 62
  },
  "hsl": {
    "h": 12.712,
    "s": 48.76,
    "l": 47.451
  },
  "oklch": {
    "l": 0.56606,
    "c": 0.12713,
    "h": 36
  },
  "luminance": 0.16867
}

Semantic roles & 50–950 ramp

primary

#B4573E

secondary

#89B8C5

accent

#BBD84F

background

#FDF8F7

surface

#FBF0ED

border

#D4CBC8

text

#150B08

muted

#837C7B

Preview Lab

Preview with #B4573E

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

Preview Lab → · Contrast checker → · Palette generator →