Color

#3e2dfb

#3e2dfb
hex#3e2dfb
rgbrgb(62, 45, 251)
hslhsl(245, 96%, 58%)
oklchoklch(0.492 0.28 272.7)
Closest name: Blustering Blue (#4411ff)Relative luminance 0.0987

Colors that go with #3e2dfb

Charcoal, Amber 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 →

#eafb2d

#2d83fb · #a52dfb

#fb3e2d · #2dfb3e

Split-complementary

Open in tool →

#fba52d · #83fb2d

#fb2d83 · #eafb2d · #2dfba5

Contrast

#3e2dfb as textRatioAAAA largeAAAFix
Aaon white
7.06:1passpasspassPasses AAA — no fix needed.
Aaon black
2.97:1failfailfail
  • AA: use #6c5ffc as the text (4.68:1)
  • AAA: use #9187fd as the text (7.09:1)
  • AA: or shift the background to #cfcfcf (4.53:1)
  • AAA: or shift the background to #ffffff (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3e2dfb 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

#3e2dfb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3e2dfb
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 #3e2dfb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3e2dfb-a49cc4-dfa54e-261f2d-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