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:: COMPARE ::

MoonbowvsRainbow

The short answer

Identical optics, roughly 400,000 times less light. The only real difference is intensity — and intensity is exactly what determines whether your eye uses colour-blind rods or colour-sensitive cones. The physics doesn't change; your retina does.

Side by side

AspectMoonbowRainbow
Light sourceMoonSun
Colours presentYesYes
Colours visibleNoYes
Seen withRodsCones

What each one means

Moonbow

A moonbow is a rainbow produced by moonlight instead of sunlight, usually appearing ghostly white to the naked eye.

Full definition of Moonbow

Rainbow

The contrast above sets out how Rainbow differs from Moonbow on the points that actually matter.