1
to appear ...;to look like ...;to seem ...
after a noun
See also:
時代がかる (じだいがかる)
サダムが脅威でないなどと言うのは、赤がかった反戦運動の人達くらい。
It's only the anti-war pinkos who say things like Saddam isn't a threat.
2
to have a trace of;to be tinged with
See also:
緑がかる (みどりがかる)