Color

#56b3aa

#56b3aa
hex#56b3aa
rgbrgb(86, 179, 170)
hslhsl(174, 38%, 52%)
oklchoklch(0.708 0.09 187)
Closest name: Ambrosial Oceanside (#47ae9c)Relative luminance 0.3712

Colors that go with #56b3aa

Charcoal, Blue 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b3565f

#56b37b · #568eb3

#aa56b3 · #b3aa56

Split-complementary

Open in tool →

#b3568e · #b37b56

#7b56b3 · #b3565f · #8eb356

Contrast

#56b3aa as textRatioAAAA largeAAAFix
Aaon white
2.49:1failfailfail
  • AA: use #3a827b as the text (4.51:1)
  • AAA: use #2b5f5a as the text (7.27:1)
  • AA: or shift the background to #383838 (4.7:1)
  • AAA: or shift the background to #171717 (7.19:1)
Aaon black
8.42:1passpasspassPasses 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 #56b3aa as the background.

Brands using this color

mcpConnect your agent — build around #56b3aa
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 #56b3aa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/56b3aa-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