Color

#37c8ba

#37c8ba
hex#37c8ba
rgbrgb(55, 200, 186)
hslhsl(174, 57%, 50%)
oklchoklch(0.755 0.12 185.4)
Closest name: Cockatoo (#58c8b6)Relative luminance 0.4567

Colors that go with #37c8ba

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 →

#c83745

#37c871 · #378ec8

#ba37c8 · #c8ba37

Split-complementary

Open in tool →

#c8378e · #c87137

#7137c8 · #c83745 · #8ec837

Contrast

#37c8ba as textRatioAAAA largeAAAFix
Aaon white
2.07:1failfailfail
  • AA: use #24847b as the text (4.5:1)
  • AAA: use #1a6059 as the text (7.34:1)
  • AA: or shift the background to #454545 (4.63:1)
  • AAA: or shift the background to #292929 (7.02:1)
Aaon black
10.13:1passpasspassPasses 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 #37c8ba 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 #37c8ba
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 #37c8ba and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37c8ba-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