#663E16#663E16

#663E16 is a dark, moderate orange. Relative luminance 0.063; OKLCH L 40.4% C 0.077 H 62.1°. Best body text is #FFFFFF at 9.27:1 contrast (WCAG AA passes).

Color values

HEX	#663E16
RGB	rgb(102, 62, 22)
HSL	hsl(30, 65%, 24%)
HSV	hsv(30, 78%, 40%)
CMYK	cmyk(0%, 39.2%, 78.4%, 60%)
CIE-LAB	lab(30.23, 13.74, 30.78)
CIE-LCH	lch(30.23, 33.71, 65.94°)
OKLab	oklab(40.36% 0.0363 0.0684)
OKLCH	oklch(40.36% 0.077 62.1)
XYZ	xyz(7.3475, 6.3287, 1.5935)
Luminance	0.0633 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663E16 #163E66

analogous

#661616 #663E16 #666616

triadic

#663E16 #16663E #3E1666

tetradic

#663E16 #166616 #163E66 #661666

square

#663E16 #166616 #163E66 #661666

split-complementary

#663E16 #166666 #161666

monochromatic

#190F05 #341F0B #663E16 #985D21 #CB7B2C

Accessibility & contrast

On white

9.27

#663E16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#663E16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663E16

9.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663E16	#FFFFFF	#000000	##FFFFFF
##663E16	1.00	9.27	2.27	9.27
#FFFFFF	9.27	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4211

Deuteranopia (green-blind)

#544B16

Tritanopia (blue-blind)

#703536

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #663e16;
/* rgb */ color: rgb(102, 62, 22);
/* oklch */ color: oklch(40.4% 0.077 62.1);

Tailwind

colors: {
  custom: {
    50: '#967356',
    500: '#663e16',
    950: '#000000',
  },
}

SCSS

$custom: #663e16;
$custom-light: #967356;
$custom-dark: #000000;

JSON

{
  "hex": "#663e16",
  "rgb": {
    "r": 102,
    "g": 62,
    "b": 22
  },
  "hsl": {
    "h": 30,
    "s": 64.516,
    "l": 24.314
  },
  "oklch": {
    "l": 0.40358,
    "c": 0.07744,
    "h": 62.1
  },
  "luminance": 0.06328
}

Semantic roles & 50–950 ramp

primary

#663E16

secondary

#3B6C9D

accent

#94E840

background

#F9F7F5

surface

#F2EDE9

border

#CCC8C5

text

#0E0803

muted

#7E7B78

Preview Lab

Preview with #663E16

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

Preview Lab → · Contrast checker → · Palette generator →