#664E10#664E10

#664E10 is a dark, moderate orange. Relative luminance 0.083; OKLCH L 43.8% C 0.082 H 85.9°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#664E10
RGB	rgb(102, 78, 16)
HSL	hsl(43, 73%, 23%)
HSV	hsv(43, 84%, 40%)
CMYK	cmyk(0%, 23.5%, 84.3%, 60%)
CIE-LAB	lab(34.62, 3.60, 37.72)
CIE-LCH	lch(34.62, 37.89, 84.54°)
OKLab	oklab(43.78% 0.0059 0.0818)
OKLCH	oklch(43.78% 0.082 85.9)
XYZ	xyz(8.2979, 8.3116, 1.6574)
Luminance	0.0831 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664E10 #102866

analogous

#662310 #664E10 #536610

triadic

#664E10 #10664E #4E1066

tetradic

#664E10 #106623 #102866 #661053

square

#664E10 #106623 #102866 #661053

split-complementary

#664E10 #105366 #231066

monochromatic

#1A1404 #312608 #664E10 #9B7618 #D09F21

Accessibility & contrast

On white

7.89

#664E10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#664E10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #664E10

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664E10	#FFFFFF	#000000	##FFFFFF
##664E10	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594E04

Deuteranopia (green-blind)

#5F5413

Tritanopia (blue-blind)

#6F4642

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #664e10;
/* rgb */ color: rgb(102, 78, 16);
/* oklch */ color: oklch(43.8% 0.082 85.9);

Tailwind

colors: {
  custom: {
    50: '#957f54',
    500: '#664e10',
    950: '#000000',
  },
}

SCSS

$custom: #664e10;
$custom-light: #957f54;
$custom-dark: #000000;

JSON

{
  "hex": "#664e10",
  "rgb": {
    "r": 102,
    "g": 78,
    "b": 16
  },
  "hsl": {
    "h": 43.256,
    "s": 72.881,
    "l": 23.137
  },
  "oklch": {
    "l": 0.43775,
    "c": 0.082,
    "h": 85.9
  },
  "luminance": 0.08311
}

Semantic roles & 50–950 ramp

primary

#664E10

secondary

#33519E

accent

#6BF038

background

#F9F7F5

surface

#F2EEE9

border

#CCC9C5

text

#0E0A03

muted

#7E7C78

Preview Lab

Preview with #664E10

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

Preview Lab → · Contrast checker → · Palette generator →