#B3663F#B3663F

#B3663F is a mid, moderate orange. Relative luminance 0.194; OKLCH L 59.0% C 0.113 H 46.6°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#B3663F
RGB	rgb(179, 102, 63)
HSL	hsl(20, 48%, 47%)
HSV	hsv(20, 65%, 70%)
CMYK	cmyk(0%, 43%, 64.8%, 29.8%)
CIE-LAB	lab(51.21, 27.40, 35.08)
CIE-LCH	lch(51.21, 44.51, 52.01°)
OKLab	oklab(58.96% 0.0775 0.0818)
OKLCH	oklch(58.96% 0.113 46.6)
XYZ	xyz(24.2409, 19.4479, 7.1789)
Luminance	0.1945 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3663F #3F8CB3

analogous

#B33F52 #B3663F #B3A03F

triadic

#B3663F #3FB366 #663FB3

tetradic

#B3663F #52B33F #3F8CB3 #A03FB3

square

#B3663F #52B33F #3F8CB3 #A03FB3

split-complementary

#B3663F #3FB3A0 #3F52B3

monochromatic

#58321F #864C2F #B3663F #C98766 #D9AB93

Accessibility & contrast

On white

4.30

#B3663F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#B3663F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B3663F

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3663F	#FFFFFF	#000000	##000000
##B3663F	1.00	4.30	4.89	4.89
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B703B

Deuteranopia (green-blind)

#8E813E

Tritanopia (blue-blind)

#C3575D

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #b3663f;
/* rgb */ color: rgb(179, 102, 63);
/* oklch */ color: oklch(59.0% 0.113 46.6);

Tailwind

colors: {
  custom: {
    50: '#cf9275',
    500: '#b3663f',
    950: '#000000',
  },
}

SCSS

$custom: #b3663f;
$custom-light: #cf9275;
$custom-dark: #000000;

JSON

{
  "hex": "#b3663f",
  "rgb": {
    "r": 179,
    "g": 102,
    "b": 63
  },
  "hsl": {
    "h": 20.172,
    "s": 47.934,
    "l": 47.451
  },
  "oklch": {
    "l": 0.5896,
    "c": 0.11266,
    "h": 46.6
  },
  "luminance": 0.19445
}

Semantic roles & 50–950 ramp

primary

#B3663F

secondary

#89B1C4

accent

#AAD850

background

#FDF9F7

surface

#FAF1ED

border

#D3CBC8

text

#150D08

muted

#837E7B

Preview Lab

Preview with #B3663F

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

Preview Lab → · Contrast checker → · Palette generator →