All Ridgway plates
21 colors
Plate XLVIII
Color Standards and Color Nomenclature, 1912
#aab5b2
Glaucous-Gray
#a5b0b0
Pale Medici Blue
#a8b2b4
Pale Green-Blue Gray
#8ba09f
Deep Glaucous-Gray
#8ba1a4
Light Medici Blue
#8da0a3
Clear Green-Blue Gray
#7b968e
Dark Glaucous-Gray
#74908f
Medici Blue
#748c90
Deep Green-Blue Gray
#6e8a87
Grayish Blue-Green
#6c8484
Deep Medici Blue
#697e84
Dark Green-Blue Gray
#5f7672
Deep Grayish Blue-Green
#5a7677
Dark Medici Blue
#5b7079
Green-Blue Slate
#5b7079
Dark Grayish Blue-Green
#3d585d
Saccardo's Slate
#2f4f57
Dark Green-Blue Slate
#324947
Greenish Slate-Black
#2c474a
Dull Blue-Green Black
#2f4649
Bluish Slate-Black