Color

#456eba

#456eba
hex#456eba
rgbrgb(69, 110, 186)
hslhsl(219, 46%, 50%)
oklchoklch(0.546 0.128 261.7)
Closest name: Campanula (#3473b7)Relative luminance 0.1596

Colors that go with #456eba

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 →

#ba9145

#45a9ba · #5645ba

#ba456e · #6eba45

Split-complementary

Open in tool →

#ba5645 · #a9ba45

#ba45a9 · #ba9145 · #45ba56

Contrast

#456eba as textRatioAAAA largeAAAFix
Aaon white
5.01:1passpassfail
  • AAA: use #375895 as the text (7.02:1)
Aaon black
4.19:1failpassfail
  • AA: use #4c74bd as the text (4.54:1)
  • AAA: use #7997cd as the text (7.12:1)
  • AA: or shift the background to #f5f5f5 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #456eba as the background.

Brands using this color

Fonts for this mood

#456eba reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #456eba
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 #456eba and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/456eba-9ca5c4-df664e-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