Despite their apparent dissonance

Natural/Sand

plus 2 metallics and 2 fluorescents)

or methylene chloride

caran dache chromatics ink refill cartridge Caran d'Ache Chromatics:Magnetic Blue Despite their apparent dissonanceCaran d'Ache Chromatics "INKredible" collection transforms handwriting into elegant color expression. 12 vibrant colors formulated for unparalleled flow, swift drying, and mesmerizing depth. Incredible color saturation glides effortlessly through fountain pen feeds without clogging. Non toxic, water based ink with highly saturated pigment distribution and smooth flow lubricants. International standard short cartridge size universally fits all standard