Just to find equivalent words, you can use any Spanish- English dictionary, either in print or on-line. Be warned, though - just replacing words is not goiing to give you a good translation of the...
By using an English to German dictionary ...
The problem of doing translations this way is that the words may be correctly translated, but the grammar is likely to be incorrect.
There are websites...
blue=azul
for example:
la camiseta azul
(t-shirt is singular)
however if you are describing something plural, you would need to use azules. for example:
los pantalones azules
(trousers are...