Color

#1185bb

#1185bb
hex#1185bb
rgbrgb(17, 133, 187)
hslhsl(199, 83%, 40%)
oklchoklch(0.585 0.123 236.9)
Closest name: steelblue (#4682b4)Relative luminance 0.2048

Colors that go with #1185bb

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 →

#bb4711

#11bb9c · #1130bb

#bb1185 · #85bb11

Split-complementary

Open in tool →

#bb1130 · #bb9c11

#9c11bb · #bb4711 · #30bb11

Contrast

#1185bb as textRatioAAAA largeAAAFix
Aaon white
4.12:1failpassfail
  • AA: use #107eb1 as the text (4.52:1)
  • AAA: use #0c5d83 as the text (7.22:1)
  • AA: or shift the background to #121212 (4.55:1)
Aaon black
5.1:1passpassfail
  • AAA: use #15a0e0 as the text (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1185bb as the background.

Brands using this color

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

Fonts for this mood

#1185bb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1185bb
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 #1185bb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1185bb-9cb3c4-df4e66-1f232d-e9f1f0?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