Variable: color-luminance-dark-limit

color-luminance-dark-limit is a variable defined in faces.el.gz.

Value

0.325

Documentation

The relative luminance below which a color is considered 'dark'.

A 'dark' color in this sense provides better contrast with white than with black; see color-dark-p. This value was determined experimentally.

Source Code

;; Defined in /usr/src/emacs/lisp/faces.el.gz
(defconst color-luminance-dark-limit 0.325
  "The relative luminance below which a color is considered 'dark'.
A 'dark' color in this sense provides better contrast with white
than with black; see `color-dark-p'.
This value was determined experimentally.")