Color

#3ba59a

#3ba59a
hex#3ba59a
rgbrgb(59, 165, 154)
hslhsl(174, 47%, 44%)
oklchoklch(0.659 0.097 185.5)
Closest name: Ambrosial Oceanside (#47ae9c)Relative luminance 0.3017

Colors that go with #3ba59a

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 #3ba59a

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a53b46

#3ba566 · #3b7ba5

#9a3ba5 · #a59a3b

Split-complementary

Open in tool →

#a53b7b · #a5663b

#663ba5 · #a53b46 · #7ba53b

Contrast

#3ba59a as textRatioAAAA largeAAAFix
Aaon white
2.99:1failfailfail
  • AA: use #2f837b as the text (4.51:1)
  • AAA: use #23615b as the text (7.16:1)
  • AA: or shift the background to #2e2e2e (4.55:1)
  • AAA: or shift the background to #000000 (7.03:1)
Aaon black
7.03:1passpasspassPasses 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 #3ba59a 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 #3ba59a
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 #3ba59a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ba59a-a2bebe-d459a1-1f292d-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