Color

#3c50cd

#3c50cd
hex#3c50cd
rgbrgb(60, 80, 205)
hslhsl(232, 59%, 52%)
oklchoklch(0.494 0.193 270.6)
Closest name: Denim (#1560bd)Relative luminance 0.1111

Colors that go with #3c50cd

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.

Real palettes that use #3c50cd

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#cdba3c

#3c98cd · #713ccd

#cd3c50 · #50cd3c

Split-complementary

Open in tool →

#cd713c · #98cd3c

#cd3c98 · #cdba3c · #3ccd71

Contrast

#3c50cd as textRatioAAAA largeAAAFix
Aaon white
6.52:1passpassfail
  • AAA: use #3448cb as the text (7.15:1)
Aaon black
3.22:1failpassfail
  • AA: use #5d6dd5 as the text (4.61:1)
  • AAA: use #8591e0 as the text (7.12:1)
  • AA: or shift the background to #d9d9d9 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3c50cd as the background.

Brands using this color

Fonts for this mood

#3c50cd reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3c50cd
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 #3c50cd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3c50cd-9c9dc4-df864e-231f2d-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