Underwater Moonlight
#4488aa
About Underwater Moonlight
Picture moonlight sliding across deep water, then hitting a screen that's slightly muted. Underwater Moonlight is a medium-light blue with a cooler, more nocturnal pull than the brighter teal clarity of Mediterranean Sea, and it doesn't carry Corfu Waters' dense, high-saturation weight. It feels like it's hovering above the surface rather than sitting in it, but with enough gray-blue undertone that it won't look electric.
I use it when I need the one you reach for for calm, legible navigation and state changes that still read "current." It's a great fit for dashboards and finance apps, especially muted secondary actions, focus rings, chart highlights, and quiet chart series where you want movement without the authority of a darker primary. Next to Warm Spring, this one stays more restrained and less sunny, so it doesn't tip into friendly.
Quick pairing note: it likes clean whites and cool grays. Against warm backgrounds it can go flat, so keep your surrounding neutrals cool.
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