#B3721C#B3721C

#B3721C is a mid, vivid orange. Relative luminance 0.217; OKLCH L 60.8% C 0.124 H 67.5°. Best body text is #000000 at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#B3721C
RGB	rgb(179, 114, 28)
HSL	hsl(34, 73%, 41%)
HSV	hsv(34, 84%, 70%)
CMYK	cmyk(0%, 36.3%, 84.4%, 29.8%)
CIE-LAB	lab(53.71, 19.10, 53.81)
CIE-LCH	lch(53.71, 57.10, 70.46°)
OKLab	oklab(60.8% 0.0476 0.1147)
OKLCH	oklch(60.8% 0.124 67.5)
XYZ	xyz(24.8194, 21.7046, 3.9807)
Luminance	0.2170 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3721C #1C5DB3

analogous

#B3261C #B3721C #A8B31C

triadic

#B3721C #1CB372 #721CB3

tetradic

#B3721C #1CB326 #1C5DB3 #B31CA8

square

#B3721C #1CB326 #1C5DB3 #B31CA8

split-complementary

#B3721C #1CA8B3 #261CB3

monochromatic

#492F0B #7E5014 #B3721C #DE922E #E7AE63

Accessibility & contrast

On white

3.93

#B3721C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.34

#B3721C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B3721C

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3721C	#FFFFFF	#000000	##000000
##B3721C	1.00	3.93	5.34	5.34
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.34	21.00	1.00	1.00
##000000	5.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#877708

Deuteranopia (green-blind)

#97861E

Tritanopia (blue-blind)

#C46262

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #b3721c;
/* rgb */ color: rgb(179, 114, 28);
/* oklch */ color: oklch(60.8% 0.124 67.5);

Tailwind

colors: {
  custom: {
    50: '#d09a61',
    500: '#b3721c',
    950: '#000000',
  },
}

SCSS

$custom: #b3721c;
$custom-light: #d09a61;
$custom-dark: #000000;

JSON

{
  "hex": "#b3721c",
  "rgb": {
    "r": 179,
    "g": 114,
    "b": 28
  },
  "hsl": {
    "h": 34.172,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.60798,
    "c": 0.12423,
    "h": 67.5
  },
  "luminance": 0.21702
}

Semantic roles & 50–950 ramp

primary

#B3721C

secondary

#5F8ECB

accent

#87F038

background

#FDF9F6

surface

#FBF2EB

border

#D4CCC6

text

#150E05

muted

#837E7A

Preview Lab

Preview with #B3721C

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

Preview Lab → · Contrast checker → · Palette generator →