Color

#163dca

#163dca
hex#163dca
rgbrgb(22, 61, 202)
hslhsl(227, 80%, 44%)
oklchoklch(0.443 0.22 265.2)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0777

Colors that go with #163dca

Charcoal, Sea Green and Steel 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 →

#caa316

#1697ca · #4916ca

#ca163d · #3dca16

Split-complementary

Open in tool →

#ca4916 · #97ca16

#ca1697 · #caa316 · #16ca49

Contrast

#163dca as textRatioAAAA largeAAAFix
Aaon white
8.22:1passpasspassPasses AAA — no fix needed.
Aaon black
2.55:1failfailfail
  • AA: use #476beb as the text (4.57:1)
  • AAA: use #7590f0 as the text (7:1)
  • AA: or shift the background to #c2c2c2 (4.62:1)
  • AAA: or shift the background to #ededed (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #163dca as the background.

Brands using this color

Fonts for this mood

#163dca reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #163dca
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 #163dca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/163dca-9ca0c4-df7a4e-221f2d-e9eff1?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