Aged Cerulean color palette — #E2E4D5 · #298F9D · #004452 · #002222 · #000B11

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

The five colors

• Parchment (#E2E4D5): A whisper-light, dusty green — the color of new leaves after rain.
• Cerulean (#298F9D): A full-bodied, balanced blue — the color of open sky before noon.
• Deep Teal (#004452): A deep, shadowed, dusty blue — the color of open sky before noon.
• Onyx (#002222): A deep, shadowed, dusty teal — the color of shallow lagoons.
• Ink (#000B11): 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 Aged 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.

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• Cobalt Boulevard color palette (#ECDED8, #70ACB4, #007EAE, #00613B, #000429)
• Moonless Basalt Parlor color palette (#C9E8D2, #005C68, #3F4200, #00262B, #060600)
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Browse the whole catalog at Explore, or see today's palette.