I recently noticed some differences on the green shades (accepted answers, etc.) on The Workplace's Main and Meta sites, and raised a Meta question there.
However, further analyzing the situation I noticed that the shades of green are different across some sites. For example here on MSE we can see:
and on Stackoverflow we can see:
Is there a reason for the differences of shades across these sites? I know this is perhaps a minor detail (harmless I hope) but I couldn't help from noticing it.
Edit: If it helps, some tools I use indicate that the color on the first picture is
(141,178,98) but on the second picture (the "previous" color) it is