Color

#161dfe

#161dfe
hex#161dfe
rgbrgb(22, 29, 254)
hslhsl(238, 99%, 54%)
oklchoklch(0.467 0.301 265.8)
Closest name: blue (#0000ff)Relative luminance 0.0821

Colors that go with #161dfe

Charcoal, Crimson and Cobalt 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 →

#fef616

#1691fe · #8216fe

#fe161d · #1dfe16

Split-complementary

Open in tool →

#fe8216 · #91fe16

#fe1691 · #fef616 · #16fe82

Contrast

#161dfe as textRatioAAAA largeAAAFix
Aaon white
7.95:1passpasspassPasses AAA — no fix needed.
Aaon black
2.64:1failfailfail
  • AA: use #5d62fe as the text (4.64:1)
  • AAA: use #8589fe as the text (7.01:1)
  • AA: or shift the background to #c4c4c4 (4.56:1)
  • AAA: or shift the background to #f2f2f2 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #161dfe as the background.

Brands using this color

Fonts for this mood

#161dfe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #161dfe
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 #161dfe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/161dfe-9f9cc4-df944e-251f2d-e9edf1?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