Cerulean Hollow color palette — #E6F4FC · #3489A1 · #323D4F · #172C36 · #11171C

Cerulean takes the lead with Charcoal close behind in a set that reads as trust and stability at first glance.

The five colors

• Ivory (#E6F4FC): a clean, paper-quiet neutral.
• Cerulean (#3489A1): A full-bodied, balanced blue — the color of open sky before noon.
• Charcoal (#323D4F): A deep, shadowed, dusty violet — the color of a velvet chair.
• Onyx (#172C36): A deep, shadowed, dusty blue — the color of a favorite pair of jeans.
• Ink (#11171C): a grounded near-black with real depth.

Feels like: Trust, Stability, Sophistication. Tagged noir, dark, luxury, muted.

Use it as a design system

One click turns Cerulean Hollow into a complete token system: semantic roles from primary to success, an 11-stop OKLCH scale per role, a WCAG AA/AAA and APCA contrast matrix, an auto-derived dark mode and 11 export formats including CSS custom properties, Tailwind, Figma Variables and shadcn/ui.

Similar palettes

• Turquoise Pier color palette (#E6F4FD, #29ABD1, #475A6D, #2B3A43, #1C2325)
• Obsidian Alley color palette (#DAEDFF, #006FA9, #2B234C, #001A2D, #020814)
• Hushed Aqua color palette (#E7F6ED, #17CAF5, #867682, #4B5851, #1F231E)
• Washed Bronze color palette (#F2F5FF, #9390CA, #AE7E54, #A56526, #3A415A)
• Hushed Lagoon color palette (#EFF8EF, #A7CABB, #5A8C87, #456C7C, #3F524A)
• Nightshade Pier color palette (#E8EFFF, #3227AB, #281E25, #1C021F, #020016)
• Washed Cobalt Villa color palette (#EEF6FF, #92B4D6, #AF9658, #3576B3, #34563E)
• Softworn Denim Alley color palette (#DDF7FF, #8FC7DE, #5790C5, #535D9C, #4A4F6E)

Browse the whole catalog at Explore, or see today's palette.