color in art 1 [vynechat] color perception 1 [vynechat] colors 1 [vynechat] cultural history 1 [vynechat] farby 1 [vynechat] farby v umení 1 [vynechat] kultúrne dejiny 1 [vynechat] pigments pigmenty 1 [vynechat] symbolika farieb 1 [vynechat] symbolism of colors 1 [vynechat] vnímanie farieb 1 [vynechat]