c13e7d53_s_colors_from_herbs_and_spices__Colour
Calendula Calendula officinalis [Part/form used] Petals only [Usage ratio (metric)] 40 ml per kg [Usage ratio (US)] 4 ts per lb [Colour] 
Yellow or orange
Natural Soapmaking (once Soap Naturally): Soap making information: Soapmaking colours/colors from herbs and spices
Colour