#66680F#66680F

#66680F is a mid, moderate yellow. Relative luminance 0.128; OKLCH L 49.9% C 0.104 H 111.0°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX#66680F
RGBrgb(102, 104, 15)
HSLhsl(61, 75%, 23%)
HSVhsv(61, 86%, 41%)
CMYKcmyk(1.9%, 0%, 85.6%, 59.2%)
CIE-LABlab(42.40, -11.69, 44.92)
CIE-LCHlch(42.40, 46.41, 104.58°)
OKLaboklab(49.95% -0.0373 0.0971)
OKLCHoklch(49.95% 0.104 111)
XYZxyz(10.5164, 12.7602, 2.3608)
Luminance0.1276 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66680F #110F68
analogous
#683D0F #66680F #39680F
triadic
#66680F #0F6668 #680F66
tetradic
#66680F #0F683D #110F68 #680F39
square
#66680F #0F683D #110F68 #680F39
split-complementary
#66680F #0F3968 #3D0F68
monochromatic
#1A1B04 #323307 #66680F #9A9D17 #CFD31E

Accessibility & contrast

On white

5.91
#66680F on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.55
#66680F on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #66680F
5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66680F#FFFFFF#000000##FFFFFF
##66680F1.005.913.555.91
#FFFFFF5.911.0021.001.00
#0000003.5521.001.0021.00
##FFFFFF5.911.0021.001.00

Color blindness preview

Protanopia (red-blind)
#716300
Deuteranopia (green-blind)
#726518
Tritanopia (blue-blind)
#6E6158
Achromatopsia (no color)
#646464

Design tokens & code

CSS
--color: #66680f;
/* rgb */ color: rgb(102, 104, 15);
/* oklch */ color: oklch(49.9% 0.104 111.0);
Tailwind
colors: {
  custom: {
    50: '#959258',
    500: '#66680f',
    950: '#000000',
  },
}
SCSS
$custom: #66680f;
$custom-light: #959258;
$custom-dark: #000000;
JSON
{
  "hex": "#66680f",
  "rgb": {
    "r": 102,
    "g": 104,
    "b": 15
  },
  "hsl": {
    "h": 61.348,
    "s": 74.79,
    "l": 23.333
  },
  "oklch": {
    "l": 0.49945,
    "c": 0.10403,
    "h": 111
  },
  "luminance": 0.1276
}

Semantic roles & 50–950 ramp

primary
#66680F
secondary
#3532A1
accent
#36F13B
background
#F9F8F5
surface
#F2F0E9
border
#CCCBC5
text
#0E0D04
muted
#7E7D79

Preview Lab

Preview with #66680F

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

Preview Lab → · Contrast checker → · Palette generator →

#66680F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva