Premium
A stick of chalk drags a dusty tick across a framed slate tile. The stroke is grainy, a few specks of dust fall from the elbow, and the stick lifts away when it is done.
Also known as: chalk checkmark animation, blackboard checkbox css, school chalk tick, slate checkbox.
Premium
Everything you see above is live. Basic and Pro include every premium piece, with the HTML and CSS ready to copy, plus the Tailwind version where there is one and Motions in Claude Code on Pro.
--chk-color on the element or a parent.
Currently previewing #3b82f6.--chk-size. Every other dimension is in
em, so the whole thing scales together. Currently previewing 24px.transition or animation
shorthand. Staggered delays are relative, so they keep their rhythm.