Color

#3ddba9

#3ddba9
hex#3ddba9
rgbrgb(61, 219, 169)
hslhsl(161, 69%, 55%)
oklchoklch(0.799 0.148 167)
Closest name: Aquamarine (#2ee8bb)Relative luminance 0.5452

Colors that go with #3ddba9

Charcoal, Blue and Mustard Yellow 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 →

#db3d6f

#3ddb5a · #3dbedb

#a93ddb · #dba93d

Split-complementary

Open in tool →

#db3dbe · #db5a3d

#5a3ddb · #db3d6f · #bedb3d

Contrast

#3ddba9 as textRatioAAAA largeAAAFix
Aaon white
1.76:1failfailfail
  • AA: use #198663 as the text (4.53:1)
  • AAA: use #126349 as the text (7.22:1)
  • AA: or shift the background to #4f4f4f (4.64:1)
  • AAA: or shift the background to #333333 (7.16:1)
Aaon black
11.9:1passpasspassPasses 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 #3ddba9 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 #3ddba9
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 #3ddba9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ddba9-a2beb8-d459bb-1f2c2d-e9f1eb?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