Color

#118cdf

#118cdf
hex#118cdf
rgbrgb(17, 140, 223)
hslhsl(204, 86%, 47%)
oklchoklch(0.622 0.158 246.6)
Closest name: Blue Jay (#5588dd)Relative luminance 0.242

Colors that go with #118cdf

Charcoal, Copper 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 →

#df6311

#11dfca · #1125df

#df118c · #8cdf11

Split-complementary

Open in tool →

#df1125 · #dfca11

#ca11df · #df6311 · #25df11

Contrast

#118cdf as textRatioAAAA largeAAAFix
Aaon white
3.6:1failpassfail
  • AA: use #0f7bc2 as the text (4.53:1)
  • AAA: use #0b5a8e as the text (7.32:1)
  • AA: or shift the background to #1f1f1f (4.58:1)
Aaon black
5.84:1passpassfail
  • AAA: use #209cee as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #118cdf 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

#118cdf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #118cdf
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 #118cdf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/118cdf-9cafc4-df4e5a-1f222d-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