Color

#3ddbc6

#3ddbc6
hex#3ddbc6
rgbrgb(61, 219, 198)
hslhsl(172, 69%, 55%)
oklchoklch(0.807 0.131 181.9)
Closest name: turquoise (#40e0d0)Relative luminance 0.5573

Colors that go with #3ddbc6

Charcoal, Deep Sky Blue and Taupe 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 →

#db3d52

#3ddb77 · #3da1db

#c63ddb · #dbc63d

Split-complementary

Open in tool →

#db3da1 · #db773d

#773ddb · #db3d52 · #a1db3d

Contrast

#3ddbc6 as textRatioAAAA largeAAAFix
Aaon white
1.73:1failfailfail
  • AA: use #188173 as the text (4.74:1)
  • AAA: use #126358 as the text (7.12:1)
  • AA: or shift the background to #525252 (4.52:1)
  • AAA: or shift the background to #333333 (7.31:1)
Aaon black
12.15:1passpasspassPasses 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 #3ddbc6 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 #3ddbc6
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 #3ddbc6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ddbc6-a2bebe-d459a5-1f292d-e9f1ec?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