Instantly convert VH to Percent and Percent to VH

A simple and fast tool to convert viewport height (vh) units to percentage values and vice versa for your web designs.

px
px
vh
%

How to Convert VH to Percentage

 

 

Step 1: Understand the Relationship

The `vh` unit is defined as 1% of the viewport height. Therefore, the conversion between `vh` and `%` (in the context of the viewport) is a direct 1-to-1 relationship.

Step 2: Use the Conversion Formula

The formula to convert VH to a percentage is simply to use the same value. No calculation is needed.

Result in % = VH Value

Step 3: Example Calculation

If you want to convert 50vh to a percentage of the viewport height, the result is simply:

50vh = 50%

So, 50vh is equal to 50% of the viewport height.

Common VH to % Reference

A quick reference table for converting VH to Percentage.

VW Percentage
1vh 8.1pt
5vh 40.5pt
10vh 81pt
25vh 202.5pt
50vh 405pt
75vh 607.5pt
80vh 648pt
90vh 729pt
100vh 810pt

VH to Percentage Converter Information

 

Understanding VH Units

The `vh` unit stands for “viewport height”. It is a relative unit where 1vh is equal to 1% of the browser’s viewport height. This is particularly useful for creating elements that should take up a certain portion of the screen’s height, regardless of the device.

Understanding Percentages (%)

The percentage (%) unit is a relative unit of measurement in CSS. It defines a size or length relative to the same property of its parent element. When used for the height of a top-level element, it often behaves similarly to `vh`, as the parent is the viewport itself.

Why Convert VH to Percentage?

While `vh` and `%` are often interchangeable for heights relative to the viewport, understanding their relationship is key for responsive design. This is helpful for:

  • Code Readability: Some developers find percentages more intuitive than `vh` units when thinking about layout proportions.
  • Contextual Sizing: While `vh` is always relative to the viewport, `%` is relative to the parent element. This converter helps to understand the `vh` value in the context of the overall screen percentage.
  • Educational Purposes: Understanding that 1vh is 1% of the viewport height is a fundamental concept in CSS, and this converter helps to illustrate that relationship clearly.