Color

#3acbb7

#3acbb7
hex#3acbb7
rgbrgb(58, 203, 183)
hslhsl(172, 58%, 51%)
oklchoklch(0.762 0.123 181.6)
Closest name: Cockatoo (#58c8b6)Relative luminance 0.4703

Colors that go with #3acbb7

Charcoal, Taupe and Wheat 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 →

#cb3a4d

#3acb6f · #3a95cb

#b73acb · #cbb73a

Split-complementary

Open in tool →

#cb3a95 · #cb6f3a

#6f3acb · #cb3a4d · #95cb3a

Contrast

#3acbb7 as textRatioAAAA largeAAAFix
Aaon white
2.02:1failfailfail
  • AA: use #228174 as the text (4.71:1)
  • AAA: use #1a6157 as the text (7.26:1)
  • AA: or shift the background to #474747 (4.6:1)
  • AAA: or shift the background to #2b2b2b (7.02:1)
Aaon black
10.41:1passpasspassPasses 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 #3acbb7 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 #3acbb7
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 #3acbb7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3acbb7-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