#B3572A#B3572A

#B3572A is a mid, vivid orange. Relative luminance 0.166; OKLCH L 56.2% C 0.133 H 44.5°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#B3572A
RGB	rgb(179, 87, 42)
HSL	hsl(20, 62%, 43%)
HSV	hsv(20, 77%, 70%)
CMYK	cmyk(0%, 51.4%, 76.5%, 29.8%)
CIE-LAB	lab(47.71, 34.30, 42.23)
CIE-LCH	lch(47.71, 54.41, 50.92°)
OKLab	oklab(56.21% 0.0949 0.0933)
OKLCH	oklch(56.21% 0.133 44.5)
XYZ	xyz(22.4187, 16.5700, 4.2078)
Luminance	0.1657 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3572A #2A86B3

analogous

#B32A41 #B3572A #B39B2A

triadic

#B3572A #2AB357 #572AB3

tetradic

#B3572A #41B32A #2A86B3 #9B2AB3

square

#B3572A #41B32A #2A86B3 #9B2AB3

split-complementary

#B3572A #2AB39B #2A41B3

monochromatic

#502713 #813F1E #B3572A #D47546 #DF9A78

Accessibility & contrast

On white

4.87

#B3572A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#B3572A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3572A

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3572A	#FFFFFF	#000000	##FFFFFF
##B3572A	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)

#716524

Deuteranopia (green-blind)

#877928

Tritanopia (blue-blind)

#C4434D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #b3572a;
/* rgb */ color: rgb(179, 87, 42);
/* oklch */ color: oklch(56.2% 0.133 44.5);

Tailwind

colors: {
  custom: {
    50: '#d08866',
    500: '#b3572a',
    950: '#000000',
  },
}

SCSS

$custom: #b3572a;
$custom-light: #d08866;
$custom-dark: #000000;

JSON

{
  "hex": "#b3572a",
  "rgb": {
    "r": 179,
    "g": 87,
    "b": 42
  },
  "hsl": {
    "h": 19.708,
    "s": 61.991,
    "l": 43.333
  },
  "oklch": {
    "l": 0.5621,
    "c": 0.13305,
    "h": 44.5
  },
  "luminance": 0.16567
}

Semantic roles & 50–950 ramp

primary

#B3572A

secondary

#72ABC7

accent

#B0E543

background

#FDF8F6

surface

#FBF0EB

border

#D4CBC6

text

#150B06

muted

#837C7A

Preview Lab

Preview with #B3572A

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

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