_color_rewrite_stylesheet($theme, &$info, &$paths, $palette, $style) Rewrites the stylesheet to match
Allows users to change the color scheme of themes. File core/modules/color/color.module
color_scheme_form_validate($form, FormStateInterface $form_state) Form validation handler for
color_scheme_form($complete_form, FormStateInterface $form_state, $theme) Form constructor for the color configuration
color_get_palette($theme, $default = FALSE) Retrieves the color palette for a particular theme.
color_theme() Implements
color_valid_hexadecimal_string($color) Determines if a hexadecimal CSS color string is valid.
_color_blend($img, $hex1, $hex2, $alpha) Blends two hex colors and returns the GD color.
_color_unpack($hex, $normalize = FALSE) Converts a hex color into an RGB triplet. File
color_get_info($theme) Retrieves the Color module information for a particular theme.
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