Color

#3aa69f

#3aa69f
hex#3aa69f
rgbrgb(58, 166, 159)
hslhsl(176, 48%, 44%)
oklchoklch(0.663 0.097 189)
Closest name: Ambrosial Oceanside (#47ae9c)Relative luminance 0.3068

Colors that go with #3aa69f

Charcoal, Copper 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.

Real palettes that use #3aa69f

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#a63a42

#3aa669 · #3a77a6

#9f3aa6 · #a69f3a

Split-complementary

Open in tool →

#a63a77 · #a6693a

#693aa6 · #a63a42 · #77a63a

Contrast

#3aa69f as textRatioAAAA largeAAAFix
Aaon white
2.94:1failfailfail
  • AA: use #2d807b as the text (4.68:1)
  • AAA: use #22625e as the text (7.05:1)
  • AA: or shift the background to #2e2e2e (4.61:1)
  • AAA: or shift the background to #030303 (7.01:1)
Aaon black
7.14:1passpasspassPasses 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 #3aa69f 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 #3aa69f
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 #3aa69f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3aa69f-a2bdbe-d4599d-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