Color

#3c49be

#3c49be
hex#3c49be
rgbrgb(60, 73, 190)
hslhsl(234, 52%, 49%)
oklchoklch(0.469 0.182 272.4)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.0944

Colors that go with #3c49be

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 →

#beb13c

#3c8abe · #703cbe

#be3c49 · #49be3c

Split-complementary

Open in tool →

#be703c · #8abe3c

#be3c8a · #beb13c · #3cbe70

Contrast

#3c49be as textRatioAAAA largeAAAFix
Aaon white
7.27:1passpasspassPasses AAA — no fix needed.
Aaon black
2.89:1failfailfail
  • AA: use #646fce as the text (4.71:1)
  • AAA: use #8b93da as the text (7.28:1)
  • AA: or shift the background to #cccccc (4.53:1)
  • AAA: or shift the background to #fcfcfc (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3c49be 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

#3c49be reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3c49be
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 #3c49be and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3c49be-9d9cc4-df8a4e-241f2d-e9eef1?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