Generate a fluid CSS clamp between two sizes and viewport widths.
Type or paste on the left — the result updates as you type.
Inputs use pixels. The minimum size cannot exceed the maximum, and viewport widths must increase. Output uses a linear vw term.
Up to 100,000 UTF-16 units per input and 1,000,000 per result. See the supported formats and examples below.
Tool page updated: 2026-09-27
