Color

#4778bd

#4778bd
hex#4778bd
rgbrgb(71, 120, 189)
hslhsl(215, 47%, 51%)
oklchoklch(0.57 0.12 257.2)
Closest name: Campanula (#3473b7)Relative luminance 0.1845

Colors that go with #4778bd

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 →

#bd8c47

#47b3bd · #5147bd

#bd4778 · #78bd47

Split-complementary

Open in tool →

#bd5147 · #b3bd47

#bd47b3 · #bd8c47 · #47bd51

Contrast

#4778bd as textRatioAAAA largeAAAFix
Aaon white
4.48:1failpassfail
  • AA: use #4476bb as the text (4.61:1)
  • AAA: use #33598e as the text (7.09:1)
  • AA: or shift the background to #050505 (4.55:1)
Aaon black
4.69:1passpassfail

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4778bd 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

#4778bd reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4778bd
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 #4778bd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4778bd-9ca8c4-df5d4e-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