5
votes
3answers
573 views

Why are primary/call-to-action buttons usually plain blue?

I understand the reasoning for using blue in general, for backgrounds, etc... What I'm asking about is the blue in twitter bootstrap framework and other similar frameworks. It seems to become a sort ...
12
votes
5answers
1k views

Which color for a “Pay now” button?

I know there is no such thing as one good color that can be universally accepted, but I've been told orange is the "right color" for the payment button, and it is notable to see how both Paypal and ...
12
votes
2answers
552 views

Is there a 'science' to what colors to use on primary 'call-to-action' buttons?

I was wondering what research I can find on what colors to use for primary 'call-to-action' buttons. I know the size of the button and the contrast it has in relation to its background play a big ...