Color

#165bca

#165bca
hex#165bca
rgbrgb(22, 91, 202)
hslhsl(217, 80%, 44%)
oklchoklch(0.5 0.185 260.2)
Closest name: Denim (#1560bd)Relative luminance 0.1192

Colors that go with #165bca

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 →

#ca8516

#16b5ca · #2b16ca

#ca165b · #5bca16

Split-complementary

Open in tool →

#ca2b16 · #b5ca16

#ca16b5 · #ca8516 · #16ca2b

Contrast

#165bca as textRatioAAAA largeAAAFix
Aaon white
6.21:1passpassfail
  • AAA: use #1453b8 as the text (7.1:1)
Aaon black
3.38:1failpassfail
  • AA: use #2771e7 as the text (4.6:1)
  • AAA: use #6398ee as the text (7.26:1)
  • AA: or shift the background to #dedede (4.61:1)

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

Brands using this color

Fonts for this mood

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

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

tool url/palettes/new/165bca-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