[Feature]: Not compatible background color between right arrow symbol and text?

[linrongbin16]

Problem

Some highlightings (sorry I'm not sure which one) do not work quite fit with OceanNext colorscheme. See picture below:

You can see, the background color from the right arrow symbol (>) to the icon symbol, is not the same with the text (.github, workflows, ci.yml, etc) background.

Expected behavior

I guess it's some highlightings missing in OceanNext colorscheme. But how could we configure to fix it?

In another colorscheme tokyonight, there's no such issue:

[Bekaboo]

Duplicate #118