Every swatch belongs to the same family, Deep Prussian included, so trust, stability, calm run through the palette with nothing to argue against them. Deep Prussian to Wash Pale spans 86 points of lightness, so the palette can carry its own hierarchy without reaching for a second one. Saturation averages 73 percent with Wash Pale at the top, which is loud enough that the palette will fight anything else on the page.
Deep Prussian a deep navy or midnight blue, trust deepened into authority and gravity.
Cyanotype Blue an electric or cobalt blue: trust with real conviction, confident rather than passive.
Mid Cyan is the most trusted color in color psychology: competence, stability, calm, used constantly by institutions that need to be believed.
Light Print an electric or cobalt blue: trust with real conviction, confident rather than passive.
Wash Pale a pale sky blue, calm without weight, open, breathable, unguarded.
Sun-printed iron chemistry: Prussian blue grounds, white silhouettes and brushed edges, from Anna Atkins's algae to contemporary botanical prints
Explore the full Cyanotype Photography style guideIts decade on the timeline · 1840s