#664A10#664A10

#664A10 is a dark, moderate orange. Relative luminance 0.078; OKLCH L 42.9% C 0.081 H 80.8°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX#664A10
RGBrgb(102, 74, 16)
HSLhsl(40, 73%, 23%)
HSVhsv(40, 84%, 40%)
CMYKcmyk(0%, 27.5%, 84.3%, 60%)
CIE-LABlab(33.48, 6.06, 36.68)
CIE-LCHlch(33.48, 37.17, 80.63°)
OKLaboklab(42.88% 0.0129 0.0796)
OKLCHoklch(42.88% 0.081 80.8)
XYZxyz(8.0223, 7.7604, 1.5655)
Luminance0.0776 (WCAG relative)
Temperaturewarm
Familyorange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#664A10 #102C66
analogous
#661F10 #664A10 #576610
triadic
#664A10 #10664A #4A1066
tetradic
#664A10 #10661F #102C66 #661057
square
#664A10 #10661F #102C66 #661057
split-complementary
#664A10 #105766 #1F1066
monochromatic
#1A1304 #312408 #664A10 #9B7018 #D09721

Accessibility & contrast

On white

8.23
#664A10 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.55
#664A10 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #664A10
8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##664A10#FFFFFF#000000##FFFFFF
##664A101.008.232.558.23
#FFFFFF8.231.0021.001.00
#0000002.5521.001.0021.00
##FFFFFF8.231.0021.001.00

Color blindness preview

Protanopia (red-blind)
#554B05
Deuteranopia (green-blind)
#5C5213
Tritanopia (blue-blind)
#70423F
Achromatopsia (no color)
#4F4F4F

Design tokens & code

CSS
--color: #664a10;
/* rgb */ color: rgb(102, 74, 16);
/* oklch */ color: oklch(42.9% 0.081 80.8);
Tailwind
colors: {
  custom: {
    50: '#967c54',
    500: '#664a10',
    950: '#000000',
  },
}
SCSS
$custom: #664a10;
$custom-light: #967c54;
$custom-dark: #000000;
JSON
{
  "hex": "#664a10",
  "rgb": {
    "r": 102,
    "g": 74,
    "b": 16
  },
  "hsl": {
    "h": 40.465,
    "s": 72.881,
    "l": 23.137
  },
  "oklch": {
    "l": 0.42877,
    "c": 0.08059,
    "h": 80.8
  },
  "luminance": 0.0776
}

Semantic roles & 50–950 ramp

primary
#664A10
secondary
#33569E
accent
#74F038
background
#F9F7F4
surface
#F2EEE8
border
#CCC9C4
text
#0E0903
muted
#7E7B78

Preview Lab

Preview with #664A10

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

Preview Lab → · Contrast checker → · Palette generator →

#664A10 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva