the light is
How is your light today?
DarkSlateBlue
#483D8B
additional information
wikipedia
first ocurrence using the term "DarkSlateBlue" is "X11 color names".
In computing, on the X Window System, X11 color names are represented in a simple text file, which maps certain strings to RGB color values
goodreads
first ocurrence using the term "DarkSlateBlue"
any data available
google images
first ocurrence using the term "DarkSlateBlue"