Color

#415cd8

#415cd8
hex#415cd8
rgbrgb(65, 92, 216)
hslhsl(229, 66%, 55%)
oklchoklch(0.528 0.192 269.4)
Closest name: Arcane Brew (#5260e1)Relative luminance 0.1374

Colors that go with #415cd8

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 →

#d8bc41

#41a8d8 · #7041d8

#d8415c · #5cd841

Split-complementary

Open in tool →

#d87041 · #a8d841

#d841a8 · #d8bc41 · #41d870

Contrast

#415cd8 as textRatioAAAA largeAAAFix
Aaon white
5.6:1passpassfail
  • AAA: use #2a49cf as the text (7.11:1)
Aaon black
3.75:1failpassfail
  • AA: use #566edc as the text (4.66:1)
  • AAA: use #8093e5 as the text (7.22:1)
  • AA: or shift the background to #e8e8e8 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #415cd8 as the background.

Brands using this color

Fonts for this mood

#415cd8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #415cd8
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 #415cd8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/415cd8-9c9fc4-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