Color

#413d85

#413d85
hex#413d85
rgbrgb(65, 61, 133)
hslhsl(243, 37%, 38%)
oklchoklch(0.404 0.117 282.3)
Closest name: darkslateblue (#483d8b)Relative luminance 0.0615

Colors that go with #413d85

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 →

#81853d

#3d5d85 · #643d85

#85413d · #3d8541

Split-complementary

Open in tool →

#85643d · #5d853d

#853d5d · #81853d · #3d8564

Contrast

#413d85 as textRatioAAAA largeAAAFix
Aaon white
9.41:1passpasspassPasses AAA — no fix needed.
Aaon black
2.23:1failfailfail
  • AA: use #706cbc as the text (4.56:1)
  • AAA: use #928fcc as the text (7.02:1)
  • AA: or shift the background to #b5b5b5 (4.59:1)
  • AAA: or shift the background to #e0e0e0 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #413d85 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

#413d85 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #413d85
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 #413d85 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/413d85-a39cc4-dfa04e-261f2d-e9edf1?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