COLOR
#423A4E
≈ Royal Decree
Values · copy any
On white
Aa
10.79:1
Passes AAA
On black
Aa
1.62:1
Fails AA
Best text on this color
Aa#FFFFFF(10.79:1)
Adjust & explore
drag the picker or wheel — values & harmonies update livePicker · drag to explore
Harmonies · live
Colour-blindness preview
Normal vision#423A4E
Protanopia#363D4F
Deuteranopia#383D4D
Tritanopia#403D41
Tints & shades
Color harmonies
Open in scheme generator →Colors that go with Royal Decree
Royal Decree sits in the purple family. Pair it with gold or cream for a luxe pairing, or soft grey for a modern one, or lean into its harmonies below for a ready-made scheme.
Closest named, CSS & systems
Colour nameRoyal Decree#403547ΔE 2.1CSS nameDarkslateblue#483D8BΔE 15.8Web-safe#333366#333366ΔE 10.9
Pantone & RAL matches are coming soon — those libraries aren't openly licensed for redistribution.
Royal Decree — meaning & where to use it
Royal Decree is a deep, shadowy purple — it reads as creative, luxurious and imaginative. It's a natural fit for beauty, premium and creative brands. To keep it balanced, pair it with gold or cream for a luxe pairing, or soft grey for a modern one.
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This exact shade isn't a named or standard-set colour, so it isn't indexed — but every tool above works.