Color

#89d1cf

#89d1cf
hex#89d1cf
rgbrgb(137, 209, 207)
hslhsl(178, 44%, 68%)
oklchoklch(0.813 0.072 193.6)
Closest name: Hidden Sea Glass (#6fd1c9)Relative luminance 0.5542

Colors that go with #89d1cf

Charcoal, Dark Salmon and Crimson lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#d1898c

#89d1ab · #89b0d1

#cf89d1 · #d1cf89

Split-complementary

Open in tool →

#d189b0 · #d1ab89

#ab89d1 · #d1898c · #b0d189

Contrast

#89d1cf as textRatioAAAA largeAAAFix
Aaon white
1.74:1failfailfail
  • AA: use #32817e as the text (4.59:1)
  • AAA: use #255f5e as the text (7.3:1)
  • AA: or shift the background to #4f4f4f (4.71:1)
  • AAA: or shift the background to #333333 (7.27:1)
Aaon black
12.08:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #89d1cf as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #89d1cf
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #89d1cf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/89d1cf-a2bcbe-d45999-1f282d-e9f1ed?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md