Ancient Cerulean color palette — #E3F4E6 · #1E869A · #004258 · #001F1D · #000104

Built around Cerulean, softened by Deep Teal — the whole palette hums with trust and stability.

The five colors

• Honeydew (#E3F4E6): A whisper-light, dusty teal — the color of shallow lagoons.
• Cerulean (#1E869A): A full-bodied, balanced blue — the color of open sky before noon.
• Deep Teal (#004258): A deep, shadowed, dusty blue — the color of open sky before noon.
• Ink (#001F1D): A deep, shadowed, dusty teal — the color of glacier melt.
• Black (#000104): A deep, shadowed, dusty blue — the color of a favorite pair of jeans.

Feels like: Trust, Stability, Sophistication. 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

• Misty Navy color palette (#D7E8DA, #3B7EB4, #00308E, #001E27, #01000B)
• Aged Denim color palette (#E3E5D7, #559FAF, #00627A, #003B3E, #000B12)
• Lagoon Harbor color palette (#D0F7F7, #009C99, #007896, #093401, #000201)
• Cobalt Ridge color palette (#E2ECE3, #7DBCE2, #0F6DBC, #004A54, #061139)
• Velvet Garnet Dune color palette (#D2E5E4, #005B37, #6A0054, #002614, #040002)
• Cobalt Hollow color palette (#E6F7E9, #86DDFF, #2A8BC4, #006166, #02244C)
• Nocturne Fern color palette (#E1F0E4, #5D5300, #362700, #180B00, #010100)
• Eclipse Aubergine Quarry color palette (#DFF4EA, #004731, #310087, #3E1400, #000201)

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