Color

#366d57

#366d57
hex#366d57
rgbrgb(54, 109, 87)
hslhsl(156, 34%, 32%)
oklchoklch(0.49 0.069 165.5)
Closest name: Deep Pool Teal (#366d68)Relative luminance 0.1241

Colors that go with #366d57

Charcoal, Medium Violet Red and Cadet 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6d364c

#366d3b · #36686d

#57366d · #6d5736

Split-complementary

Open in tool →

#6d3668 · #6d3b36

#3b366d · #6d364c · #686d36

Contrast

#366d57 as textRatioAAAA largeAAAFix
Aaon white
6.03:1passpassfail
  • AAA: use #2f604c as the text (7.25:1)
Aaon black
3.48:1failpassfail
  • AA: use #408267 as the text (4.61:1)
  • AAA: use #52a785 as the text (7.22:1)
  • AA: or shift the background to #e0e0e0 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #366d57 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #366d57
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 #366d57 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/366d57-a2beb6-d459c6-1f2d2d-e9f1ea?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