Color

#3c25ef

#3c25ef
hex#3c25ef
rgbrgb(60, 37, 239)
hslhsl(247, 86%, 54%)
oklchoklch(0.47 0.273 273.3)
Closest name: Blustering Blue (#4411ff)Relative luminance 0.0852

Colors that go with #3c25ef

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 →

#d7ef25

#2572ef · #a125ef

#ef3c25 · #25ef3c

Split-complementary

Open in tool →

#efa125 · #72ef25

#ef2572 · #d7ef25 · #25efa1

Contrast

#3c25ef as textRatioAAAA largeAAAFix
Aaon white
7.77:1passpasspassPasses AAA — no fix needed.
Aaon black
2.7:1failfailfail
  • AA: use #6f5ef3 as the text (4.57:1)
  • AAA: use #9588f6 as the text (7.13:1)
  • AA: or shift the background to #c7c7c7 (4.6:1)
  • AAA: or shift the background to #f5f5f5 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3c25ef 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

#3c25ef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3c25ef
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 #3c25ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3c25ef-a59cc4-dfaa4e-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