#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
RGBrgb(102, 78, 16)
HSLhsl(43, 73%, 23%)
HSVhsv(43, 84%, 40%)
CMYKcmyk(0%, 23.5%, 84.3%, 60%)
CIE-LABlab(34.62, 3.60, 37.72)
CIE-LCHlch(34.62, 37.89, 84.54°)
OKLaboklab(43.78% 0.0059 0.0818)
OKLCHoklch(43.78% 0.082 85.9)
XYZxyz(8.2979, 8.3116, 1.6574)
Luminance0.0831 (WCAG relative)
Temperaturewarm
Familyorange

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
##664E101.007.892.667.89
#FFFFFF7.891.0021.001.00
#0000002.6621.001.0021.00
##FFFFFF7.891.0021.001.00

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 →

#664E10 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva