Description of the Issue

Autocomplete icons have artifacts with darker backgrounds

Steps to Reproduce the Issue

Example language "Perl":

Expected Behavior

No artifacts on darker backgrounds:

Debug Information

Notepad++ v8.4.7 (64-bit)
Build time : Nov 21 2022 - 21:32:04
Path : C:\usr\bin\npp64\notepad++.exe
Command Line :
Admin mode : OFF
Local Conf mode : ON
Cloud Config : OFF
OS Name : Windows 10 Enterprise (64-bit)
OS Version : 21H2
OS Build : 19044.2251
Current ANSI codepage : 1252
Plugins :