#B3572B#B3572B

#B3572B is a mid, vivid orange. Relative luminance 0.166; OKLCH L 56.2% C 0.133 H 44.2°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#B3572B
RGB	rgb(179, 87, 43)
HSL	hsl(19, 61%, 44%)
HSV	hsv(19, 76%, 70%)
CMYK	cmyk(0%, 51.4%, 76%, 29.8%)
CIE-LAB	lab(47.72, 34.35, 41.74)
CIE-LCH	lch(47.72, 54.06, 50.55°)
OKLab	oklab(56.22% 0.0952 0.0925)
OKLCH	oklch(56.22% 0.133 44.2)
XYZ	xyz(22.4368, 16.5773, 4.3032)
Luminance	0.1658 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3572B #2B87B3

analogous

#B32B43 #B3572B #B39B2B

triadic

#B3572B #2BB357 #572BB3

tetradic

#B3572B #43B32B #2B87B3 #9B2BB3

square

#B3572B #43B32B #2B87B3 #9B2BB3

split-complementary

#B3572B #2BB39B #2B43B3

monochromatic

#502713 #823F1F #B3572B #D37548 #DF9A79

Accessibility & contrast

On white

4.87

#B3572B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#B3572B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3572B

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3572B	#FFFFFF	#000000	##FFFFFF
##B3572B	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)

#716526

Deuteranopia (green-blind)

#877929

Tritanopia (blue-blind)

#C4434E

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #b3572b;
/* rgb */ color: rgb(179, 87, 43);
/* oklch */ color: oklch(56.2% 0.133 44.2);

Tailwind

colors: {
  custom: {
    50: '#d08867',
    500: '#b3572b',
    950: '#000000',
  },
}

SCSS

$custom: #b3572b;
$custom-light: #d08867;
$custom-dark: #000000;

JSON

{
  "hex": "#b3572b",
  "rgb": {
    "r": 179,
    "g": 87,
    "b": 43
  },
  "hsl": {
    "h": 19.412,
    "s": 61.261,
    "l": 43.529
  },
  "oklch": {
    "l": 0.5622,
    "c": 0.13271,
    "h": 44.2
  },
  "luminance": 0.16575
}

Semantic roles & 50–950 ramp

primary

#B3572B

secondary

#73ACC7

accent

#B0E443

background

#FDF8F6

surface

#FBF0EB

border

#D4CBC6

text

#150B06

muted

#837C7A

Preview Lab

Preview with #B3572B

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

Preview Lab → · Contrast checker → · Palette generator →