Color

#41549b

#41549b
hex#41549b
rgbrgb(65, 84, 155)
hslhsl(227, 41%, 43%)
oklchoklch(0.467 0.117 270.1)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.0983

Colors that go with #41549b

Charcoal, Sea Green and Steel 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 →

#9b8741

#41819b · #5a419b

#9b4154 · #549b41

Split-complementary

Open in tool →

#9b5a41 · #819b41

#9b4181 · #9b8741 · #419b5a

Contrast

#41549b as textRatioAAAA largeAAAFix
Aaon white
7.08:1passpasspassPasses AAA — no fix needed.
Aaon black
2.97:1failfailfail
  • AA: use #5d72bb as the text (4.59:1)
  • AAA: use #8594cc as the text (7.11:1)
  • AA: or shift the background to #cfcfcf (4.54:1)
  • AAA: or shift the background to #ffffff (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #41549b 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

#41549b reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #41549b
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 #41549b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/41549b-9ca0c4-df7a4e-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