Color

#240acd

#240acd
hex#240acd
rgbrgb(36, 10, 205)
hslhsl(248, 91%, 42%)
oklchoklch(0.398 0.256 269.8)
Closest name: Busty Blue (#3300cc)Relative luminance 0.05

Colors that go with #240acd

Charcoal, Crimson and Cornflower 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 →

#b3cd0a

#0a51cd · #850acd

#cd240a · #0acd24

Split-complementary

Open in tool →

#cd850a · #51cd0a

#cd0a51 · #b3cd0a · #0acd85

Contrast

#240acd as textRatioAAAA largeAAAFix
Aaon white
10.5:1passpasspassPasses AAA — no fix needed.
Aaon black
2:1failfailfail
  • AA: use #735ef7 as the text (4.67:1)
  • AAA: use #9585f9 as the text (7:1)
  • AA: or shift the background to #ababab (4.57:1)
  • AAA: or shift the background to #d4d4d4 (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 #240acd 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

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

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

tool url/palettes/new/240acd-a69cc4-dfac4e-271f2d-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