#663111#663111

#663111 is a dark, moderate orange. Relative luminance 0.051; OKLCH L 37.8% C 0.088 H 48.4°. Best body text is #FFFFFF at 10.44:1 contrast (WCAG AA passes).

Color values

HEX	#663111
RGB	rgb(102, 49, 17)
HSL	hsl(23, 71%, 23%)
HSV	hsv(23, 83%, 40%)
CMYK	cmyk(0%, 52%, 83.3%, 60%)
CIE-LAB	lab(26.91, 21.37, 30.04)
CIE-LCH	lch(26.91, 36.86, 54.57°)
OKLab	oklab(37.79% 0.0582 0.0655)
OKLCH	oklch(37.79% 0.088 48.4)
XYZ	xyz(6.6796, 5.0627, 1.1556)
Luminance	0.0506 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663111 #114666

analogous

#66111B #663111 #665B11

triadic

#663111 #116631 #311166

tetradic

#663111 #1B6611 #114666 #5B1166

square

#663111 #1B6611 #114666 #5B1166

split-complementary

#663111 #11665B #111B66

monochromatic

#1A0D04 #321808 #663111 #9A4A1A #CF6322

Accessibility & contrast

On white

10.44

#663111 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#663111 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663111

10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663111	#FFFFFF	#000000	##FFFFFF
##663111	1.00	10.44	2.01	10.44
#FFFFFF	10.44	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#40380D

Deuteranopia (green-blind)

#4D4410

Tritanopia (blue-blind)

#70262A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #663111;
/* rgb */ color: rgb(102, 49, 17);
/* oklch */ color: oklch(37.8% 0.088 48.4);

Tailwind

colors: {
  custom: {
    50: '#976a51',
    500: '#663111',
    950: '#000000',
  },
}

SCSS

$custom: #663111;
$custom-light: #976a51;
$custom-dark: #000000;

JSON

{
  "hex": "#663111",
  "rgb": {
    "r": 102,
    "g": 49,
    "b": 17
  },
  "hsl": {
    "h": 22.588,
    "s": 71.429,
    "l": 23.333
  },
  "oklch": {
    "l": 0.3779,
    "c": 0.08763,
    "h": 48.4
  },
  "luminance": 0.05062
}

Semantic roles & 50–950 ramp

primary

#663111

secondary

#35769E

accent

#AAEE3A

background

#F9F6F4

surface

#F2EBE7

border

#CCC6C3

text

#0E0602

muted

#7E7A78

Preview Lab

Preview with #663111

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

Preview Lab → · Contrast checker → · Palette generator →