Color

#2acfa1

#2acfa1
hex#2acfa1
rgbrgb(42, 207, 161)
hslhsl(163, 66%, 49%)
oklchoklch(0.763 0.145 168.4)
Closest name: mediumaquamarine (#66cdaa)Relative luminance 0.4769

Colors that go with #2acfa1

Charcoal, Hot Pink and Blue 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 →

#cf2a59

#2acf4e · #2aaccf

#a12acf · #cfa12a

Split-complementary

Open in tool →

#cf2aac · #cf4e2a

#4e2acf · #cf2a59 · #accf2a

Contrast

#2acfa1 as textRatioAAAA largeAAAFix
Aaon white
1.99:1failfailfail
  • AA: use #1b8366 as the text (4.68:1)
  • AAA: use #14614b as the text (7.39:1)
  • AA: or shift the background to #474747 (4.66:1)
  • AAA: or shift the background to #2b2b2b (7.11:1)
Aaon black
10.54:1passpasspassPasses 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 #2acfa1 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #2acfa1
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 #2acfa1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2acfa1-a2beb9-d459b7-1f2b2d-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