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Cubic Bezier Easing Generator

Build CSS cubic-bezier easing curves. Standard presets included.

transition-timing-function: cubic-bezier(0.25, 0.1, 0.25, 1);

What is Cubic Bezier Easing Generator?

CSS animations use easing functions to control how values change over time. The four cubic-bezier parameters define a curve from (0,0) to (1,1) — the steeper the curve, the faster the animation in that region. Common presets cover most needs; custom curves create distinctive motion.

Frequently asked questions

What's the difference between ease and ease-in?
ease accelerates then decelerates. ease-in only accelerates. ease-out only decelerates. ease-in-out does both more dramatically.
When should I use custom curves?
When standard easings feel generic. Subtle custom curves create brand-specific motion identity.

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