Ancient Cerulean color palette — #F4F6F0 · #CFE4E6 · #A8D0F8 · #589CB7 · #5B445B

Built around Slate Blue, softened by Lilac Frost — the whole palette hums with trust and stability.

The five colors

• Ivory (#F4F6F0): a clean, paper-quiet neutral.
• Silver (#CFE4E6): A whisper-light, dusty blue — the color of deep harbor water.
• Lilac Frost (#A8D0F8): A whisper-light, dusty blue — the color of deep harbor water.
• Slate Blue (#589CB7): A luminous, dusty blue — the color of deep harbor water.
• Charcoal Brown (#5B445B): A full-bodied, dusty pink — the color of a candy shop window.

Feels like: Trust, Stability, Sophistication, Softness, Clarity. Tagged coastal, cool, light, muted.

Use it as a design system

One click turns Ancient Cerulean 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

• Cerulean Hollow color palette (#F5F6EF, #C3DDE6, #A9C2EA, #48A1AC, #2E5749)
• Aged Cobalt Canyon color palette (#DDFFEC, #BDE8FF, #6CB7E2, #4283B6, #5D4761)
• Timeworn Dune color palette (#F8EFF2, #D8D0E4, #859EC0, #477280, #2E354B)
• Mallow Market color palette (#FDF0FF, #A6D0FD, #D3A8E4, #52B5A9, #413343)
• Hushed Powder color palette (#FCF1FD, #E9D5D9, #92C4E8, #B3B3A7, #5F4C5E)
• Wandering Cobalt Atelier color palette (#F4F7ED, #9ED4F2, #0082C3, #004F61, #000D1E)
• Cerulean Ridge color palette (#F5F7E9, #B6F1FE, #00A2C5, #00696C, #002230)
• Washed Grove color palette (#F5F6EC, #CEDCF4, #00C4D9, #00897F, #003C48)

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