penoblue

Diamine Penoblue is a teal blue ink renowned for its subtle red sheen in concentrated areas and nice shading qualities, bleeding to a bright turquoise when wet-blended with water.[1] It performs well on various papers like Rhodia and Tomoe River, with good bleach reactivity adding creative potential.[1] This exclusive ink suits enthusiasts seeking a versatile, sheening teal for handwriting, calligraphy, and artistic applications.[1]