Color shade for sprite preview is coming darker, refer screenshot for the same

Steps to Repro:
1. Open attached project > project window > select "ForestFill" Sprite
2. Observe the sprite color > select "New SpriteShapeProfile" > Observe the sprite color in the previewer

Expected result:
The color of sprite should come same as the actual sprite

Occurring with:
2018.1.0b10, 2018.1.0b5

Note:
1. Unable to check with earlier unity versions as packman UI is not available
2. Actual sprite color comes when using sprite shape profile in scene and game view

Occurring on:
Windows and Mac