Color

#4c77bd

#4c77bd
hex#4c77bd
rgbrgb(76, 119, 189)
hslhsl(217, 46%, 52%)
oklchoklch(0.571 0.119 259.7)
Closest name: Campanula (#3473b7)Relative luminance 0.184

Colors that go with #4c77bd

Charcoal, Sea Green and Copper 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 →

#bd924c

#4cb0bd · #594cbd

#bd4c77 · #77bd4c

Split-complementary

Open in tool →

#bd594c · #b0bd4c

#bd4cb0 · #bd924c · #4cbd59

Contrast

#4c77bd as textRatioAAAA largeAAAFix
Aaon white
4.49:1failpassfail
  • AA: use #4975bc as the text (4.61:1)
  • AAA: use #365991 as the text (7.01:1)
  • AA: or shift the background to #050505 (4.54:1)
Aaon black
4.68:1passpassfail
  • AAA: use #7597cc as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4c77bd 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

#4c77bd reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4c77bd
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 #4c77bd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4c77bd-9ca7c4-df624e-201f2d-e9f0f1?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