COLOR
#31509C
≈ Nightly Activities
Values · copy any
On white
Aa
7.61:1
Passes AAA
On black
Aa
2.30:1
Fails AA
Best text on this color
Aa#FFFFFF(7.61:1)
Adjust & explore
drag the picker or wheel — values & harmonies update livePicker · drag to explore
Harmonies · live
Colour-blindness preview
Normal vision#31509C
Protanopia#28599F
Deuteranopia#0E4F9A
Tritanopia#00626E
Tints & shades
Color harmonies
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Colors that go with Nightly Activities
Nightly Activities sits in the blue family. Pair it with warm accents — amber, coral or gold — to stop it feeling cold, or lean into its harmonies below for a ready-made scheme.
Closest named, CSS & systems
Colour nameNightly Activities#2E5090ΔE 1.9CSS nameDarkslateblue#483D8BΔE 9.4Web-safe#336699#336699ΔE 8.4
Pantone & RAL matches are coming soon — those libraries aren't openly licensed for redistribution.
Nightly Activities — meaning & where to use it
Nightly Activities is a rich, mid-toned blue — it reads as trustworthy, stable and professional. It's a natural fit for corporate, tech and financial brands, and dependable UI chrome. To keep it balanced, pair it with warm accents — amber, coral or gold — to stop it feeling cold.
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