Timeworn Cerulean Atelier color palette — #E3F0E5 · #3A8D9F · #00425A · #002221 · #000A17

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

The five colors

• Honeydew (#E3F0E5): A whisper-light, dusty teal — the color of glacier melt.
• Cerulean (#3A8D9F): A luminous, balanced blue — the color of deep harbor water.
• Deep Teal (#00425A): A deep, shadowed, dusty blue — the color of open sky before noon.
• Onyx (#002221): A deep, shadowed, dusty teal — the color of sea glass.
• Ink (#000A17): A deep, shadowed, dusty blue — the color of deep harbor water.

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

Use it as a design system

One click turns Timeworn Cerulean Atelier 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

• Gentle Navy Boulevard color palette (#DDEADF, #3787C0, #003880, #002129, #04002D)
• Petrol Meadow color palette (#E3E4DB, #73ABB8, #0081A1, #005C61, #000B13)
• Denim Corridor color palette (#F0E2DB, #609DAC, #005F88, #003C33, #00081E)
• Cypress Coast color palette (#D8F7ED, #00725D, #003329, #121B20, #000A06)
• Faded Loft color palette (#BEE8E9, #00A399, #007797, #043905, #001518)
• Aged Petrol color palette (#E8F1EA, #84B9DA, #2E6AA9, #004E5A, #1C2B54)
• Dusty Ridge color palette (#D3F4F4, #00613C, #6E0057, #002816, #11000B)
• Fern Loft color palette (#E2EEE5, #645A00, #382900, #1B0D00, #000503)

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