Color

#3cdddd

#3cdddd
hex#3cdddd
rgbrgb(60, 221, 221)
hslhsl(180, 70%, 55%)
oklchoklch(0.819 0.127 195)
Closest name: Hammam Blue (#65dcd6)Relative luminance 0.5789

Colors that go with #3cdddd

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 →

#dd3c3c

#3cdd8c · #3c8cdd

#dd3cdd · #dddd3c

Split-complementary

Open in tool →

#dd3c8c · #dd8c3c

#8c3cdd · #dd3c3c · #8cdd3c

Contrast

#3cdddd as textRatioAAAA largeAAAFix
Aaon white
1.67:1failfailfail
  • AA: use #178282 as the text (4.61:1)
  • AAA: use #115f5f as the text (7.43:1)
  • AA: or shift the background to #545454 (4.54:1)
  • AAA: or shift the background to #383838 (7.02:1)
Aaon black
12.58:1passpasspassPasses 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 #3cdddd as the background.

Brands using this color

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

Fonts for this mood

#3cdddd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3cdddd
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 #3cdddd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3cdddd-a2bbbe-d45994-1f272d-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