#B3663B#B3663B

#B3663B is a mid, moderate orange. Relative luminance 0.194; OKLCH L 58.9% C 0.115 H 48.5°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#B3663B
RGB	rgb(179, 102, 59)
HSL	hsl(22, 50%, 47%)
HSV	hsv(22, 67%, 70%)
CMYK	cmyk(0%, 43%, 67%, 29.8%)
CIE-LAB	lab(51.16, 27.14, 37.18)
CIE-LCH	lch(51.16, 46.03, 53.87°)
OKLab	oklab(58.91% 0.076 0.0858)
OKLCH	oklch(58.91% 0.115 48.5)
XYZ	xyz(24.1331, 19.4048, 6.6114)
Luminance	0.1940 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3663B #3B88B3

analogous

#B33B4C #B3663B #B3A23B

triadic

#B3663B #3BB366 #663BB3

tetradic

#B3663B #4CB33B #3B88B3 #A23BB3

square

#B3663B #4CB33B #3B88B3 #A23BB3

split-complementary

#B3663B #3BB3A2 #3B4CB3

monochromatic

#57321D #854C2C #B3663B #CB8760 #DAAA8E

Accessibility & contrast

On white

4.30

#B3663B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#B3663B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B3663B

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3663B	#FFFFFF	#000000	##000000
##B3663B	1.00	4.30	4.88	4.88
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B6F37

Deuteranopia (green-blind)

#8E803A

Tritanopia (blue-blind)

#C3575C

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #b3663b;
/* rgb */ color: rgb(179, 102, 59);
/* oklch */ color: oklch(58.9% 0.115 48.5);

Tailwind

colors: {
  custom: {
    50: '#cf9272',
    500: '#b3663b',
    950: '#000000',
  },
}

SCSS

$custom: #b3663b;
$custom-light: #cf9272;
$custom-dark: #000000;

JSON

{
  "hex": "#b3663b",
  "rgb": {
    "r": 179,
    "g": 102,
    "b": 59
  },
  "hsl": {
    "h": 21.5,
    "s": 50.42,
    "l": 46.667
  },
  "oklch": {
    "l": 0.58906,
    "c": 0.11463,
    "h": 48.5
  },
  "luminance": 0.19402
}

Semantic roles & 50–950 ramp

primary

#B3663B

secondary

#85AEC5

accent

#A8DA4E

background

#FDF9F7

surface

#FAF1ED

border

#D3CBC8

text

#150D08

muted

#837E7B

Preview Lab

Preview with #B3663B

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

Preview Lab → · Contrast checker → · Palette generator →