#664E17#664E17

#664E17 is a dark, moderate orange. Relative luminance 0.083; OKLCH L 43.8% C 0.078 H 84.3°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#664E17
RGB	rgb(102, 78, 23)
HSL	hsl(42, 63%, 25%)
HSV	hsv(42, 77%, 40%)
CMYK	cmyk(0%, 23.5%, 77.5%, 60%)
CIE-LAB	lab(34.67, 3.93, 34.78)
CIE-LCH	lch(34.67, 35.00, 83.55°)
OKLab	oklab(43.83% 0.0077 0.0772)
OKLCH	oklch(43.83% 0.078 84.3)
XYZ	xyz(8.3590, 8.3360, 1.9792)
Luminance	0.0833 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664E17 #172F66

analogous

#662717 #664E17 #576617

triadic

#664E17 #17664E #4E1766

tetradic

#664E17 #176627 #172F66 #661757

square

#664E17 #176627 #172F66 #661757

split-complementary

#664E17 #175766 #271766

monochromatic

#191306 #34280C #664E17 #987422 #CA9A2E

Accessibility & contrast

On white

7.87

#664E17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#664E17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #664E17

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664E17	#FFFFFF	#000000	##FFFFFF
##664E17	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584E0F

Deuteranopia (green-blind)

#5E5419

Tritanopia (blue-blind)

#6F4643

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #664e17;
/* rgb */ color: rgb(102, 78, 23);
/* oklch */ color: oklch(43.8% 0.078 84.3);

Tailwind

colors: {
  custom: {
    50: '#957f58',
    500: '#664e17',
    950: '#000000',
  },
}

SCSS

$custom: #664e17;
$custom-light: #957f58;
$custom-dark: #000000;

JSON

{
  "hex": "#664e17",
  "rgb": {
    "r": 102,
    "g": 78,
    "b": 23
  },
  "hsl": {
    "h": 41.772,
    "s": 63.2,
    "l": 24.51
  },
  "oklch": {
    "l": 0.4383,
    "c": 0.07756,
    "h": 84.3
  },
  "luminance": 0.08335
}

Semantic roles & 50–950 ramp

primary

#664E17

secondary

#3C5A9C

accent

#74E642

background

#F9F7F5

surface

#F2EEE9

border

#CCC9C5

text

#0E0A03

muted

#7E7C78

Preview Lab

Preview with #664E17

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

Preview Lab → · Contrast checker → · Palette generator →