Color

#4574ba

#4574ba
hex#4574ba
rgbrgb(69, 116, 186)
hslhsl(216, 46%, 50%)
oklchoklch(0.559 0.121 258.2)
Closest name: Campanula (#3473b7)Relative luminance 0.173

Colors that go with #4574ba

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 →

#ba8b45

#45aeba · #5145ba

#ba4574 · #74ba45

Split-complementary

Open in tool →

#ba5145 · #aeba45

#ba45ae · #ba8b45 · #45ba51

Contrast

#4574ba as textRatioAAAA largeAAAFix
Aaon white
4.71:1passpassfail
  • AAA: use #34588d as the text (7.18:1)
Aaon black
4.46:1failpassfail
  • AA: use #4977bc as the text (4.65:1)
  • AAA: use #7598cc as the text (7.12:1)
  • AA: or shift the background to #fafafa (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4574ba as the background.

Brands using this color

Fonts for this mood

#4574ba reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4574ba
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 #4574ba and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4574ba-9ca7c4-df5f4e-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