All Ridgway plates
21 colors
Plate XXII
Color Standards and Color Nomenclature, 1912
#c1ccd4
Pale King's Blue
#b8c5d6
Pale Neropalin Blue
#bac4d4
Pale Forget-me-not Blue
#9eb4cc
Light King's Blue
#a2b6d2
Light Neropalin Blue
#a4b4d1
Light Forget-me-not Blue
#7896c1
King's Blue
#7e97c0
Neropalin Blue
#8aa0cb
Forget-me-not Blue
#373d54
Indulin Blue
#6984ba
Venetian Blue
#6178b3
Ultramarine Ash
#5e72b1
Dull Violaceous Blue
#566d93
Jay Blue
#5c729e
Chapman's Blue
#566693
Grayish Violaceous Blue
#455d83
Gendarme Blue
#495e8b
Eton Blue
#47547d
Deep Dull Violaceous Blue
#2f425f
Hortense Blue
#35405e
Dusky Blue