Color

#240bcb

#240bcb
hex#240bcb
rgbrgb(36, 11, 203)
hslhsl(248, 90%, 42%)
oklchoklch(0.396 0.253 269.9)
Closest name: Busty Blue (#3300cc)Relative luminance 0.0493

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#b2cb0b

#0b51cb · #850bcb

#cb240b · #0bcb24

Split-complementary

Open in tool →

#cb850b · #51cb0b

#cb0b51 · #b2cb0b · #0bcb85

Contrast

#240bcb as textRatioAAAA largeAAAFix
Aaon white
10.58:1passpasspassPasses AAA — no fix needed.
Aaon black
1.99:1failfailfail
  • AA: use #735ff7 as the text (4.71:1)
  • AAA: use #9586f9 as the text (7.06:1)
  • AA: or shift the background to #ababab (4.61:1)
  • AAA: or shift the background to #d4d4d4 (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 #240bcb 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

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

mcpConnect your agent — build around #240bcb
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #240bcb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/240bcb-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