use black and gray colors, make the pattern be slow, ad a pinch of water ripple effect Subtle gradient shift

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Tonal Harmony

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use black and gray colors, make the pattern be slow Soft transitions

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

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Central Focus

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use black and gray colors, make the pattern be slow Desaturate further

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swirl Dynamic rotation

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