Color

#185cc9

#185cc9
hex#185cc9
rgbrgb(24, 92, 201)
hslhsl(217, 79%, 44%)
oklchoklch(0.501 0.182 260.1)
Closest name: Denim (#1560bd)Relative luminance 0.1207

Colors that go with #185cc9

Charcoal, Crimson and Amber 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 →

#c98518

#18b4c9 · #2c18c9

#c9185c · #5cc918

Split-complementary

Open in tool →

#c92c18 · #b4c918

#c918b4 · #c98518 · #18c92c

Contrast

#185cc9 as textRatioAAAA largeAAAFix
Aaon white
6.15:1passpassfail
  • AAA: use #1553b7 as the text (7.11:1)
Aaon black
3.41:1failpassfail
  • AA: use #2871e6 as the text (4.59:1)
  • AAA: use #6498ed as the text (7.26:1)
  • AA: or shift the background to #dedede (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 #185cc9 as the background.

Brands using this color

Fonts for this mood

#185cc9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #185cc9
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 #185cc9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/185cc9-9ca7c4-df624e-201f2d-e9f0f1?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