Color

#366d55

#366d55
hex#366d55
rgbrgb(54, 109, 85)
hslhsl(154, 34%, 32%)
oklchoklch(0.49 0.071 163.4)
Closest name: Forest Serenade (#336644)Relative luminance 0.1238

Colors that go with #366d55

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 →

#6d364e

#366d3a · #366a6d

#55366d · #6d5536

Split-complementary

Open in tool →

#6d366a · #6d3a36

#3a366d · #6d364e · #6a6d36

Contrast

#366d55 as textRatioAAAA largeAAAFix
Aaon white
6.04:1passpassfail
  • AAA: use #2f604b as the text (7.25:1)
Aaon black
3.48:1failpassfail
  • AA: use #408265 as the text (4.6:1)
  • AAA: use #52a783 as the text (7.21:1)
  • AA: or shift the background to #e0e0e0 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #366d55 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

mcpConnect your agent — build around #366d55
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 #366d55 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/366d55-a2beb5-d459ca-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