The art of islam relies on: celestial alignments feng shui geometric shapes and calligraphy greek theologian ideas

They are mostly geometrical shapes like on the mosques they have shapes example Portal of the friday mosque, ifahan, iran. And not only on the outside on the inside as well and sometimes on the floors. So geometrical shapes are a big part in islamic decoraation.

Hope this helps

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a dark purple with a little bright violet red

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