Color

#53ac99

#53ac99
hex#53ac99
rgbrgb(83, 172, 153)
hslhsl(167, 35%, 50%)
oklchoklch(0.684 0.091 177.6)
Closest name: Ambrosial Oceanside (#47ae9c)Relative luminance 0.3364

Colors that go with #53ac99

Charcoal, Burlywood and Copper 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 →

#ac5366

#53ac6c · #5393ac

#9953ac · #ac9953

Split-complementary

Open in tool →

#ac5393 · #ac6c53

#6c53ac · #ac5366 · #93ac53

Contrast

#53ac99 as textRatioAAAA largeAAAFix
Aaon white
2.72:1failfailfail
  • AA: use #3d7f71 as the text (4.7:1)
  • AAA: use #2e6056 as the text (7.18:1)
  • AA: or shift the background to #333333 (4.65:1)
  • AAA: or shift the background to #0f0f0f (7.05:1)
Aaon black
7.73:1passpasspassPasses 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 #53ac99 as the background.

Brands using this color

mcpConnect your agent — build around #53ac99
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 #53ac99 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/53ac99-a2bebb-d459af-1f2a2d-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