Color

#5aaaa3

#5aaaa3
hex#5aaaa3
rgbrgb(90, 170, 163)
hslhsl(175, 32%, 51%)
oklchoklch(0.685 0.08 188.1)
Closest name: Ambrosial Oceanside (#47ae9c)Relative luminance 0.3357

Colors that go with #5aaaa3

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.

Real palettes that use #5aaaa3

Tints & shades

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

Harmonies

Complementary

Open in tool →

#aa5a61

#5aaa7b · #5a89aa

#a35aaa · #aaa35a

Split-complementary

Open in tool →

#aa5a89 · #aa7b5a

#7b5aaa · #aa5a61 · #89aa5a

Contrast

#5aaaa3 as textRatioAAAA largeAAAFix
Aaon white
2.72:1failfailfail
  • AA: use #42807b as the text (4.56:1)
  • AAA: use #315e5a as the text (7.29:1)
  • AA: or shift the background to #333333 (4.64:1)
  • AAA: or shift the background to #0f0f0f (7.04:1)
Aaon black
7.71:1passpasspassPasses 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 #5aaaa3 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 #5aaaa3
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 #5aaaa3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5aaaa3-a2bdbe-d4599f-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