All Ridgway plates
21 colors
Plate XXIV
Color Standards and Color Nomenclature, 1912
#b6bdd5
Pallid Grayish Violet-Blue
#c7cce3
Pale Campanula Blue
#babcdb
Light Chicory Blue
#9facd9
Pale Grayish Violet-Blue
#a7b2de
Light Campanula Blue
#99a1d6
Chicory Blue
#7e91cd
Light Grayish Violet-Blue
#8a99d7
Campanula Blue
#808bce
Deep Chicory Blue
#5969a8
Dull Violet-Blue
#5a64aa
Dull Blue-Violet 1
#5c5a9c
Dull Bluish Violet 1
#5d6594
Grayish Violet-Blue
#5d6194
Grayish Blue-Violet 1
#5c5a88
Deep Dull Bluish Violet 1
#485071
Dark Dull Violet-Blue
#4d4e75
Dark Grayish Blue-Violet
#4c4b6f
Dark Dull Bluish Violet 1
#32364c
Urania Blue
#333550
Dusky Blue-Violet 2
#35384e
Plum Purple