triangular tessellations based on all the colours of the rainbow

rainbow red pink yellow orange green blue violet turquoise abstract bright vibrant background design modern graphic glow colorful fluorescent shape geometric lines futuristic texture glowing gradient art pattern creative element effect dark sparkle surreal luminosity fantasy vivid blend blurred smooth gradients inspiration full spectrum colours black patterns designs purple imaginative colour colourful coloured stripes straight striped distant visable visible frontal view shades side elevation cutting edge triangular mosaic tessellation individual tiles making complete groups triangle shaped tessellations based