The file of version 3.2.0 was:
D:\PortableApps\PortableApps_ColorContrastAnalyzerPortable\CCA-Portable-3.2.0.exe

The file of version 3.2.1 is:
D:\PortableApps\PortableApps_ColorContrastAnalyzerPortable\CCA-Portable-x64-3.2.1.exe

Here the information extracted from the EXE file:

File name and path:     D:\PortableApps\PortableApps\_ColorContrastAnalyzerPortable\CCA-Portable-x64-3.2.1.exe
Product Name:           Colour Contrast Analyser
Internal Name:          
Original Filename:      

File Description:       Colour Contrast Analyser (CCA)
Company:                Cédric Trévisan
Legal Copyright:        Copyright © 2023 Cédric Trévisan
Legal Trademarks:       
Comments:               

File Version String:    3.2.1
File Version:           3.2.1.0
Product Version String: 3.2.1
Product Version:        3.2.1.0