Color

#185eaa

#185eaa
hex#185eaa
rgbrgb(24, 94, 170)
hslhsl(211, 75%, 38%)
oklchoklch(0.483 0.139 254.3)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.111

Colors that go with #185eaa

Charcoal, Crimson and Sienna 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 →

#aa6318

#18a7aa · #1b18aa

#aa185e · #5eaa18

Split-complementary

Open in tool →

#aa1b18 · #a7aa18

#aa18a7 · #aa6318 · #18aa1b

Contrast

#185eaa as textRatioAAAA largeAAAFix
Aaon white
6.52:1passpassfail
  • AAA: use #16579c as the text (7.3:1)
Aaon black
3.22:1failpassfail
  • AA: use #1e75d2 as the text (4.53:1)
  • AAA: use #5199e6 as the text (7.05:1)
  • AA: or shift the background to #d9d9d9 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #185eaa as the background.

Brands using this color

Fonts for this mood

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

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

tool url/palettes/new/185eaa-9cabc4-df534e-1f202d-e9f1f1?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