Color

#402deb

#402deb
hex#402deb
rgbrgb(64, 45, 235)
hslhsl(246, 83%, 55%)
oklchoklch(0.476 0.262 274.3)
Closest name: Blustering Blue (#4411ff)Relative luminance 0.0896

Colors that go with #402deb

Charcoal, Sea Green and Amber 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 →

#d8eb2d

#2d79eb · #9f2deb

#eb402d · #2deb40

Split-complementary

Open in tool →

#eb9f2d · #79eb2d

#eb2d79 · #d8eb2d · #2deb9f

Contrast

#402deb as textRatioAAAA largeAAAFix
Aaon white
7.52:1passpasspassPasses AAA — no fix needed.
Aaon black
2.79:1failfailfail
  • AA: use #6f60f0 as the text (4.61:1)
  • AAA: use #958af4 as the text (7.22:1)
  • AA: or shift the background to #c9c9c9 (4.54:1)
  • AAA: or shift the background to #f7f7f7 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #402deb 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

#402deb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #402deb
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 #402deb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/402deb-a59cc4-dfa74e-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