chameleon

Chameleon is a color picker for X11 written in python

1. Installation
2. Dependencies
3. Conversion
4. Usage examples
5. Preview

1. Installation

# pip3 install moving-chameleon

2. Dependencies

• python3-Xlib
• docopt
• Pillow

3. Conversion

Chameleon allows you to apply changes to the colors while selecting them.
Conversion supports:

• rgb, hls, hsv, yiq
• +, -, *, /, //, %, <<, >>, &, |, ^
• pi, e
• and the python math module:
  int, float, abs, min, max,
  acos, acosh, asin, asinh, atan,
  atan2, atanh, ceil, copysign, cos,
  cosh, degrees, erf, erfc, exp,
  expm1, fabs, floor, fmod, frexp,
  gamma, gcd, hypot, ldexp,
  lgamma, log, log10, log1p, log2,
  modf, pow, radians, sin, sinh,
  sqrt, tan, tanh, trunc

4. Usage examples

• Print the selected color as rgb:
  chameleon -f "rgb({0:d}, {1:d}, {2:d})"
• Selecting three colors:
  chameleon -c 3
• Selecting four colors with the same lightness:
  chameleon -c 4 -C "hls(h, l1, s)" "`chameleon`"
• Selecting two colors with the same hue:
  chameleon -c 2 -C "hls(h1, l, s)" "`chameleon`"
• Selecting five colors with 0.5 lightness or more:
  chameleon -c 5 -C "hls(h, min(0.5, l), s)"
• Selecting two colors with the lightness of a previous selection and a constant hue:
  chameleon -c 2 -C "hls(h1, l2, s)" "#ff0000" "`chameleon`"

5. Preview