use black and gray colors, make the pattern be slow, add a pinch of water ripple effect Increase contrast

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Subtle Gradients

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fractally divided Recursive Patterns

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pixelate and antialias ColorTransitions

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pixelate and antialias Smooth Edges

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Desaturated tones

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pixelate and antialias Subpixel Rendering

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hyperreality Infinite Patterns

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