Color

#0341fc

#0341fc
hex#0341fc
rgbrgb(3, 65, 252)
hslhsl(225, 98%, 50%)
oklchoklch(0.5 0.276 263.9)
Closest name: C64 Blue (#003aff)Relative luminance 0.1083

Colors that go with #0341fc

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 →

#fcbe03

#03befc · #4103fc

#fc0341 · #41fc03

Split-complementary

Open in tool →

#fc4103 · #befc03

#fc03be · #fcbe03 · #03fc41

Contrast

#0341fc as textRatioAAAA largeAAAFix
Aaon white
6.63:1passpassfail
  • AAA: use #023ef2 as the text (7.06:1)
Aaon black
3.17:1failpassfail
  • AA: use #3567fd as the text (4.51:1)
  • AAA: use #6d91fe as the text (7.13:1)
  • AA: or shift the background to #d6d6d6 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0341fc as the background.

Brands using this color

Fonts for this mood

#0341fc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0341fc
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 #0341fc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0341fc-9ca1c4-df754e-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