Color

#186368

#186368
hex#186368
rgbrgb(24, 99, 104)
hslhsl(184, 63%, 25%)
oklchoklch(0.458 0.07 201.7)
Closest name: Beau Vert (#0c6064)Relative luminance 0.1012

Colors that go with #186368

Crimson, Blue 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.

Real palettes that use #186368

Tints & shades

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

Harmonies

Complementary

Open in tool →

#681d18

#186845 · #183a68

#681863 · #636818

Split-complementary

Open in tool →

#68183a · #684518

#451868 · #681d18 · #3a6818

Contrast

#186368 as textRatioAAAA largeAAAFix
Aaon white
6.95:1passpassfail
  • AAA: use #175f64 as the text (7.35:1)
Aaon black
3.02:1failpassfail
  • AA: use #1f8289 as the text (4.61:1)
  • AAA: use #28a6af as the text (7.16:1)
  • AA: or shift the background to #d1d1d1 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #186368 as the background.

Brands using this color

Fonts for this mood

#186368 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #186368
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 #186368 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/186368-a2b9be-df4e8a-1f262d-e9f1ee?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