Color

#3c2fca

#3c2fca
hex#3c2fca
rgbrgb(60, 47, 202)
hslhsl(245, 62%, 49%)
oklchoklch(0.44 0.225 275.6)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0726

Colors that go with #3c2fca

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 →

#beca2f

#2f70ca · #8a2fca

#ca3c2f · #2fca3c

Split-complementary

Open in tool →

#ca8a2f · #70ca2f

#ca2f70 · #beca2f · #2fca8a

Contrast

#3c2fca as textRatioAAAA largeAAAFix
Aaon white
8.57:1passpasspassPasses AAA — no fix needed.
Aaon black
2.45:1failfailfail
  • AA: use #7066db as the text (4.61:1)
  • AAA: use #938be4 as the text (7.05:1)
  • AA: or shift the background to #bdbdbd (4.56:1)
  • AAA: or shift the background to #ebebeb (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3c2fca 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

#3c2fca reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3c2fca
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 #3c2fca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3c2fca-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