Color

#64ddd9

#64ddd9
hex#64ddd9
rgbrgb(100, 221, 217)
hslhsl(178, 64%, 63%)
oklchoklch(0.828 0.108 192.3)
Closest name: Hammam Blue (#65dcd6)Relative luminance 0.5943

Colors that go with #64ddd9

Charcoal, Deep Sky Blue and Light Coral 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 →

#dd6468

#64dd9d · #64a5dd

#d964dd · #ddd964

Split-complementary

Open in tool →

#dd64a5 · #dd9d64

#9d64dd · #dd6468 · #a5dd64

Contrast

#64ddd9 as textRatioAAAA largeAAAFix
Aaon white
1.63:1failfailfail
  • AA: use #1c827e as the text (4.62:1)
  • AAA: use #15605e as the text (7.33:1)
  • AA: or shift the background to #545454 (4.65:1)
  • AAA: or shift the background to #383838 (7.2:1)
Aaon black
12.89:1passpasspassPasses 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 #64ddd9 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 #64ddd9
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 #64ddd9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/64ddd9-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