Color

#186b86

#186b86
hex#186b86
rgbrgb(24, 107, 134)
hslhsl(195, 70%, 31%)
oklchoklch(0.493 0.086 225.3)
Closest name: Chill of the Night (#256d8d)Relative luminance 0.1243

Colors that go with #186b86

Charcoal, Crimson and Royal 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 →

#863318

#18866b · #183386

#86186b · #6b8618

Split-complementary

Open in tool →

#861833 · #866b18

#6b1886 · #863318 · #338618

Contrast

#186b86 as textRatioAAAA largeAAAFix
Aaon white
6.02:1passpassfail
  • AAA: use #156079 as the text (7.04:1)
Aaon black
3.49:1failpassfail
  • AA: use #1c7fa0 as the text (4.59:1)
  • AAA: use #24a2cc as the text (7.12:1)
  • AA: or shift the background to #e0e0e0 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #186b86 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

Fonts for this mood

#186b86 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #186b86
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 #186b86 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/186b86-9cb5c4-df4e70-1f242d-e9f1ef?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