Color

#64ddd3

#64ddd3
hex#64ddd3
rgbrgb(100, 221, 211)
hslhsl(175, 64%, 63%)
oklchoklch(0.826 0.11 187.9)
Closest name: Hammam Blue (#65dcd6)Relative luminance 0.5913

Colors that go with #64ddd3

Charcoal, Light Coral 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 →

#dd646e

#64dd97 · #64abdd

#d364dd · #ddd364

Split-complementary

Open in tool →

#dd64ab · #dd9764

#9764dd · #dd646e · #abdd64

Contrast

#64ddd3 as textRatioAAAA largeAAAFix
Aaon white
1.64:1failfailfail
  • AA: use #1c8279 as the text (4.65:1)
  • AAA: use #15605a as the text (7.36:1)
  • AA: or shift the background to #545454 (4.62:1)
  • AAA: or shift the background to #383838 (7.16:1)
Aaon black
12.83:1passpasspassPasses 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 #64ddd3 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 #64ddd3
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 #64ddd3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/64ddd3-a2bdbe-d4599f-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