Color

#3c4eec

#3c4eec
hex#3c4eec
rgbrgb(60, 78, 236)
hslhsl(234, 82%, 58%)
oklchoklch(0.518 0.235 270.4)
Closest name: Meteor Shower (#5533ff)Relative luminance 0.1247

Colors that go with #3c4eec

Charcoal, Sea Green and Amber 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 →

#ecda3c

#3ca5ec · #823cec

#ec3c4e · #4eec3c

Split-complementary

Open in tool →

#ec823c · #a5ec3c

#ec3ca5 · #ecda3c · #3cec82

Contrast

#3c4eec as textRatioAAAA largeAAAFix
Aaon white
6.01:1passpassfail
  • AAA: use #2a3dea as the text (7.11:1)
Aaon black
3.49:1failpassfail
  • AA: use #5867ee as the text (4.59:1)
  • AAA: use #828df3 as the text (7.05:1)
  • AA: or shift the background to #e0e0e0 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3c4eec 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

#3c4eec reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3c4eec
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 #3c4eec and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3c4eec-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