Color

#412f9d

#412f9d
hex#412f9d
rgbrgb(65, 47, 157)
hslhsl(250, 54%, 40%)
oklchoklch(0.399 0.169 283.1)
Closest name: Bluebell (#333399)Relative luminance 0.0559

Colors that go with #412f9d

Charcoal, Steel Blue and 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 →

#8b9d2f

#2f549d · #782f9d

#9d412f · #2f9d41

Split-complementary

Open in tool →

#9d782f · #549d2f

#9d2f54 · #8b9d2f · #2f9d78

Contrast

#412f9d as textRatioAAAA largeAAAFix
Aaon white
9.91:1passpasspassPasses AAA — no fix needed.
Aaon black
2.12:1failfailfail
  • AA: use #7866d1 as the text (4.62:1)
  • AAA: use #9a8ddd as the text (7.23:1)
  • AA: or shift the background to #b0b0b0 (4.57:1)
  • AAA: or shift the background to #d9d9d9 (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 #412f9d as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#412f9d reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #412f9d
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 #412f9d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/412f9d-a79cc4-dfb14e-281f2d-e9ecf1?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