Color

#3a2aef

#3a2aef
hex#3a2aef
rgbrgb(58, 42, 239)
hslhsl(245, 86%, 55%)
oklchoklch(0.474 0.27 272.6)
Closest name: Blustering Blue (#4411ff)Relative luminance 0.0879

Colors that go with #3a2aef

Charcoal, Cobalt Blue 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 →

#deef2a

#2a7cef · #9d2aef

#ef3a2a · #2aef3a

Split-complementary

Open in tool →

#ef9d2a · #7cef2a

#ef2a7c · #deef2a · #2aef9d

Contrast

#3a2aef as textRatioAAAA largeAAAFix
Aaon white
7.62:1passpasspassPasses AAA — no fix needed.
Aaon black
2.76:1failfailfail
  • AA: use #6a5ef3 as the text (4.51:1)
  • AAA: use #9288f6 as the text (7.07:1)
  • AA: or shift the background to #c7c7c7 (4.5:1)
  • AAA: or shift the background to #f7f7f7 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3a2aef 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

#3a2aef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3a2aef
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 #3a2aef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3a2aef-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