Color

#4e72bc

#4e72bc
hex#4e72bc
rgbrgb(78, 114, 188)
hslhsl(220, 45%, 52%)
oklchoklch(0.56 0.122 263.4)
Closest name: Campanula (#3473b7)Relative luminance 0.1729

Colors that go with #4e72bc

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 →

#bc974e

#4ea9bc · #604ebc

#bc4e72 · #72bc4e

Split-complementary

Open in tool →

#bc604e · #a9bc4e

#bc4ea9 · #bc974e · #4ebc60

Contrast

#4e72bc as textRatioAAAA largeAAAFix
Aaon white
4.71:1passpassfail
  • AAA: use #385794 as the text (7.1:1)
Aaon black
4.46:1failpassfail
  • AA: use #5175bd as the text (4.63:1)
  • AAA: use #7a95cd as the text (7.01:1)
  • 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 #4e72bc 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

#4e72bc reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4e72bc
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 #4e72bc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4e72bc-9ca5c4-df694e-211f2d-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