The current series icon (the blue square) is either not properly aligned or not sized correctly.
We should either align it with the text bottom or change its size.
Samples of different sizes : 6x6, 7x7 & 8x8
Attachment: Current bar graph series icon sizebar-graph-series-icon-current-size.png
Attachment: 6x6 samplebar-graph-series-icon-6-6.png
Attachment: 7x7 samplebar-graph-series-icon-7-7.png
Attachment: 8x8 samplebar-graph-series-icon-8-8.png
looks OK as it is