Axis

Pixel density & screen units

device pixel ratiodpr

The ratio of physical pixels to CSS pixels.

Dimension
1
Canonical signature
1
System
css
Exactness
Exact by definition

Definition record

How this unit is defined

Canonical base
This unit defines its own base.
Conversion type
linear
Historical notes
A pure ratio; used to convert CSS dimensions to physical pixels.
Aliases
DPR, css pixel ratio

Same dimension

Related units

percentcommon%decibelsi accepteddBparts per millioncommonppmMach numbercommonMaparts per billioncommonppbspecific gravitycommonSGparts per trillioncommonpptexposure valuecommonEV

Common conversions

Every conversion routes through the canonical base of the dimension.

This unit defines its own dimension.