Antique Cobalt Coast color palette — #E5F5D7 · #8FD3CD · #45AFC0 · #237FAB · #5E4360

Cerulean and Cyan set the tone — five colors that lean into trust and stability.

The five colors

• Honeydew (#E5F5D7): A whisper-light, dusty green — the color of fresh herbs.
• Lagoon (#8FD3CD): A luminous, dusty teal — the color of glacier melt.
• Cyan (#45AFC0): A luminous, balanced blue — the color of open sky before noon.
• Cerulean (#237FAB): A full-bodied, balanced blue — the color of deep harbor water.
• Charcoal Brown (#5E4360): A full-bodied, dusty pink — the color of a candy shop window.

Feels like: Trust, Stability, Calm, Balance. Tagged cool.

Use it as a design system

One click turns Antique Cobalt Coast 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

• Hushed Terrace color palette (#EFFADD, #9ADBC5, #44B7B5, #008BA0, #325748)
• Washed Cerulean Corridor color palette (#EDF8F1, #93CFE1, #DEA186, #009CBA, #6A4230)
• Softworn Aqua color palette (#E1FBFF, #C0DAFD, #66C3DB, #558BA5, #415467)
• Cobalt Alley color palette (#DCFFEC, #A2D3F3, #7B9ED9, #7071B6, #6C4A5A)
• Petrol Harbor color palette (#DCFEF2, #B4E8D4, #5EA7CC, #0A6E97, #164057)
• Hushed Lapis color palette (#D1ECF6, #65B8E9, #3B80D9, #4F4FC5, #413466)
• Softworn Teal color palette (#E9FAF1, #EBD5D3, #A89C92, #63ADA6, #40564F)
• Antique Thicket color palette (#DBF0F4, #00ABDC, #0079C8, #0039B7, #281B5D)

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