Color

#415fe1

#415fe1
hex#415fe1
rgbrgb(65, 95, 225)
hslhsl(229, 73%, 57%)
oklchoklch(0.541 0.2 268.8)
Closest name: Arcane Brew (#5260e1)Relative luminance 0.1474

Colors that go with #415fe1

Charcoal, Sea Green 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 →

#e1c441

#41afe1 · #7441e1

#e1415f · #5fe141

Split-complementary

Open in tool →

#e17441 · #afe141

#e141af · #e1c441 · #41e174

Contrast

#415fe1 as textRatioAAAA largeAAAFix
Aaon white
5.32:1passpassfail
  • AAA: use #2245dd as the text (7.09:1)
Aaon black
3.95:1failpassfail
  • AA: use #4f6ae3 as the text (4.5:1)
  • AAA: use #7f93eb as the text (7.28:1)
  • AA: or shift the background to #ededed (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #415fe1 as the background.

Brands using this color

Fonts for this mood

#415fe1 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #415fe1
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 #415fe1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/415fe1-9c9fc4-df7e4e-231f2d-e9eef1?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