Megan Fox, Josh Brolin get blue for 'Jonah Hex' poster

The stars of "Jonah Hex" have a mean case of the blues.

The poster for comic-book Western "Jonah Hex," unveiled yesterday at Comic-Con, shows Josh Brolin as the scarred bounty hunter and Megan Fox as Leila, Hex's gunslinging lady love.

See more pictures of comic books that made it to the big screen.

We're wondering, though, why a Western -- even a comic-book Western in which the hero hunts a voodoo priest -- is monochromatically blue. Even the stereotypical dusty yellows would be better.

Check it out:

Jonahhex_500

"Jonah Hex" draws steel on theaters Aug. 6, 2010.

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Will Arnett gets dramatic for 'Jonah Hex'
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Full Comic-Con 2009 coverage