Color

#402bca

#402bca
hex#402bca
rgbrgb(64, 43, 202)
hslhsl(248, 65%, 48%)
oklchoklch(0.438 0.227 277.4)
Closest name: Blurple (#5539cc)Relative luminance 0.0708

Colors that go with #402bca

Charcoal, Sea Green and Steel 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 →

#b5ca2b

#2b65ca · #902bca

#ca402b · #2bca40

Split-complementary

Open in tool →

#ca902b · #65ca2b

#ca2b65 · #b5ca2b · #2bca90

Contrast

#402bca as textRatioAAAA largeAAAFix
Aaon white
8.69:1passpasspassPasses AAA — no fix needed.
Aaon black
2.42:1failfailfail
  • AA: use #7463de as the text (4.58:1)
  • AAA: use #9689e6 as the text (7.02:1)
  • AA: or shift the background to #bdbdbd (4.63:1)
  • AAA: or shift the background to #e8e8e8 (7.09:1)

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

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

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

tool url/palettes/new/402bca-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