Color

#165cdf

#165cdf
hex#165cdf
rgbrgb(22, 92, 223)
hslhsl(219, 82%, 48%)
oklchoklch(0.519 0.211 261.7)
Closest name: Bluetiful (#3c69e7)Relative luminance 0.1315

Colors that go with #165cdf

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 →

#df9916

#16c1df · #3416df

#df165c · #5cdf16

Split-complementary

Open in tool →

#df3416 · #c1df16

#df16c1 · #df9916 · #16df34

Contrast

#165cdf as textRatioAAAA largeAAAFix
Aaon white
5.78:1passpassfail
  • AAA: use #1351c3 as the text (7.02:1)
Aaon black
3.63:1failpassfail
  • AA: use #2e70ea as the text (4.62:1)
  • AAA: use #6696f0 as the text (7.19:1)
  • AA: or shift the background to #e3e3e3 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #165cdf as the background.

Brands using this color

Fonts for this mood

#165cdf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #165cdf
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 #165cdf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/165cdf-9ca5c4-df664e-211f2d-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