Color

#240f85

#240f85
hex#240f85
rgbrgb(36, 15, 133)
hslhsl(251, 80%, 29%)
oklchoklch(0.309 0.175 276.8)
Closest name: Dramatic Blue (#240093)Relative luminance 0.0241

Colors that go with #240f85

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 →

#6f850f

#0f3485 · #600f85

#85240f · #0f8524

Split-complementary

Open in tool →

#85600f · #34850f

#850f34 · #6f850f · #0f8560

Contrast

#240f85 as textRatioAAAA largeAAAFix
Aaon white
14.17:1passpasspassPasses AAA — no fix needed.
Aaon black
1.48:1failfailfail
  • AA: use #795eed as the text (4.64:1)
  • AAA: use #9b88f2 as the text (7.2:1)
  • AA: or shift the background to #949494 (4.67:1)
  • AAA: or shift the background to #b8b8b8 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #240f85 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

#240f85 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #240f85
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 #240f85 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/240f85-a89cc4-dfb34e-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