Color

#240386

#240386
hex#240386
rgbrgb(36, 3, 134)
hslhsl(255, 96%, 27%)
oklchoklch(0.301 0.183 277.3)
Closest name: Dramatic Blue (#240093)Relative luminance 0.0216

Colors that go with #240386

Steel Blue, Charcoal and Cobalt 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 →

#668703

#032487 · #660387

#872403 · #038724

Split-complementary

Open in tool →

#876603 · #248703

#870324 · #668703 · #038766

Contrast

#240386 as textRatioAAAA largeAAAFix
Aaon white
14.66:1passpasspassPasses AAA — no fix needed.
Aaon black
1.43:1failfailfail
  • AA: use #7f55fc as the text (4.61:1)
  • AAA: use #a182fc as the text (7.11:1)
  • AA: or shift the background to #8f8f8f (4.53:1)
  • AAA: or shift the background to #b5b5b5 (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #240386 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

#240386 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #240386
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 #240386 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/240386-ab9cc4-dfbd4e-291f2d-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