Color

#41289a

#41289a
hex#41289a
rgbrgb(65, 40, 154)
hslhsl(253, 59%, 38%)
oklchoklch(0.386 0.173 285)
Closest name: Bluebell (#333399)Relative luminance 0.0497

Colors that go with #41289a

Denim, Blue and Crimson 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 →

#819a28

#28489a · #7a289a

#9a4128 · #289a41

Split-complementary

Open in tool →

#9a7a28 · #489a28

#9a2848 · #819a28 · #289a7a

Contrast

#41289a as textRatioAAAA largeAAAFix
Aaon white
10.53:1passpasspassPasses AAA — no fix needed.
Aaon black
1.99:1failfailfail
  • AA: use #7a61d6 as the text (4.51:1)
  • AAA: use #9c89e1 as the text (7.08:1)
  • AA: or shift the background to #ababab (4.58:1)
  • AAA: or shift the background to #d4d4d4 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #41289a 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

#41289a reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #41289a
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 #41289a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/41289a-a99cc4-dfb84e-281f2d-e9ebf1?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