Color

#3e34fe

#3e34fe
hex#3e34fe
rgbrgb(62, 52, 254)
hslhsl(243, 99%, 60%)
oklchoklch(0.503 0.278 272.2)
Closest name: Blustering Blue (#4411ff)Relative luminance 0.1064

Colors that go with #3e34fe

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 →

#f4fe34

#348ffe · #a334fe

#fe3e34 · #34fe3e

Split-complementary

Open in tool →

#fea334 · #8ffe34

#fe348f · #f4fe34 · #34fea3

Contrast

#3e34fe as textRatioAAAA largeAAAFix
Aaon white
6.72:1passpassfail
  • AAA: use #342afe as the text (7.22:1)
Aaon black
3.13:1failpassfail
  • AA: use #655dfe as the text (4.55:1)
  • AAA: use #908afe as the text (7.25:1)
  • AA: or shift the background to #d4d4d4 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3e34fe as the background.

Brands using this color

Fonts for this mood

#3e34fe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3e34fe
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 #3e34fe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3e34fe-a39cc4-dfa04e-261f2d-e9edf1?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