Review heat map shows inverted colors in night mode

Review heat map add on is showing inverted colors once night mode is enabled.
It is showing darker color for less cards and lighter color for more cards. Any help will be appreciated from the team.
I am unable to find any solution online. Please help

It appears that you are asking a question unrelated to AnkiHub.

The review heat map addon is developed by Glutanimate. Here are some links for you to peruse to find out more information about the review heatmap addon.