Color

#37aeaa

#37aeaa
hex#37aeaa
rgbrgb(55, 174, 170)
hslhsl(178, 52%, 45%)
oklchoklch(0.686 0.103 191.8)
Closest name: lightseagreen (#20b2aa)Relative luminance 0.3399

Colors that go with #37aeaa

Charcoal, Denim and Dodger Blue 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 #37aeaa

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ae373b

#37ae6f · #3777ae

#aa37ae · #aeaa37

Split-complementary

Open in tool →

#ae3777 · #ae6f37

#6f37ae · #ae373b · #77ae37

Contrast

#37aeaa as textRatioAAAA largeAAAFix
Aaon white
2.69:1failfailfail
  • AA: use #28807d as the text (4.69:1)
  • AAA: use #1f615f as the text (7.16:1)
  • AA: or shift the background to #333333 (4.69:1)
  • AAA: or shift the background to #0f0f0f (7.12:1)
Aaon black
7.8:1passpasspassPasses 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 #37aeaa 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 #37aeaa
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 #37aeaa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37aeaa-a2bcbe-d45999-1f282d-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