Board Thread:Off Topic/@comment-24993958-20160721222431/@comment-26397825-20160729225932

Kolour is designed as loophole abuse. I even mention it in her relationship section:

And I believe Arc, as in Jaune Arc, means rainbow. And Velvet always makes me think of purple (mainly because my mum decided she wanted purple velvet curtains at one stage and made them herself).
 * Parents, Eglantine and Cobalt Lane; Loves them, sincerely wishes they hadn't been quite so literal in follow the colour naming tradition when it came to picking a name for her.