Blood count

Hematocrit unit converter

Share of blood volume made up of red blood cells

Also known as: Haematocrit, Hct, PCV, Packed cell volume, Hématocrite, Hematocrito

Converter

Enter a value in any unit and all other units fill in.

L/L %

Worked example

41 % (middle of the reference range) = 0.41 L/L

Conversion formulas

L/L	L/L = % × 0.01	% = L/L × 100

Reference range

Unit	Adults	Men	Women
L/L	0.34 – 0.48	0.37 – 0.48	0.34 – 0.43
%	34 – 48	37 – 48	34 – 43

Source: MedlinePlus (NLM): Hematocrit · Last reviewed: 2026-10-14

Note from the source: Men 37-48 %, women 34-43 % (MedlinePlus)

Frequently asked questions

How do I convert Hematocrit from % to L/L?

L/L = % × 0.01. In the other direction: % = L/L × 100.

What is the reference range of Hematocrit?

For adults the range is 34 – 48 % (MedlinePlus (NLM): Hematocrit). Reference ranges differ between laboratories and partly by sex and age; use the range printed on your lab report.

Which units are used for Hematocrit?

Common units are L/L, %.