#663011#663011

#663011 is a dark, moderate orange. Relative luminance 0.050; OKLCH L 37.6% C 0.088 H 47.3°. Best body text is #FFFFFF at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#663011
RGB	rgb(102, 48, 17)
HSL	hsl(22, 71%, 23%)
HSV	hsv(22, 83%, 40%)
CMYK	cmyk(0%, 52.9%, 83.3%, 60%)
CIE-LAB	lab(26.68, 21.95, 29.80)
CIE-LCH	lch(26.68, 37.02, 53.63°)
OKLab	oklab(37.61% 0.06 0.065)
OKLCH	oklch(37.61% 0.088 47.3)
XYZ	xyz(6.6383, 4.9800, 1.1419)
Luminance	0.0498 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663011 #114766

analogous

#66111C #663011 #665A11

triadic

#663011 #116630 #301166

tetradic

#663011 #1C6611 #114766 #5A1166

square

#663011 #1C6611 #114766 #5A1166

split-complementary

#663011 #11665A #111C66

monochromatic

#1A0C04 #321708 #663011 #9A491A #CF6122

Accessibility & contrast

On white

10.52

#663011 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#663011 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663011

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663011	#FFFFFF	#000000	##FFFFFF
##663011	1.00	10.52	2.00	10.52
#FFFFFF	10.52	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F380D

Deuteranopia (green-blind)

#4C4410

Tritanopia (blue-blind)

#70242A

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #663011;
/* rgb */ color: rgb(102, 48, 17);
/* oklch */ color: oklch(37.6% 0.088 47.3);

Tailwind

colors: {
  custom: {
    50: '#976951',
    500: '#663011',
    950: '#000000',
  },
}

SCSS

$custom: #663011;
$custom-light: #976951;
$custom-dark: #000000;

JSON

{
  "hex": "#663011",
  "rgb": {
    "r": 102,
    "g": 48,
    "b": 17
  },
  "hsl": {
    "h": 21.882,
    "s": 71.429,
    "l": 23.333
  },
  "oklch": {
    "l": 0.37611,
    "c": 0.08844,
    "h": 47.3
  },
  "luminance": 0.04979
}

Semantic roles & 50–950 ramp

primary

#663011

secondary

#35789E

accent

#ACEE3A

background

#F9F6F4

surface

#F2EBE7

border

#CCC6C3

text

#0E0602

muted

#7E7A78

Preview Lab

Preview with #663011

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

Preview Lab → · Contrast checker → · Palette generator →