Color

#436ab6

#436ab6
hex#436ab6
rgbrgb(67, 106, 182)
hslhsl(220, 46%, 49%)
oklchoklch(0.533 0.128 262.4)
Closest name: Campanula (#3473b7)Relative luminance 0.1488

Colors that go with #436ab6

Charcoal, Sea Green and Sienna 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 →

#b69043

#43a3b6 · #5743b6

#b6436a · #6ab643

Split-complementary

Open in tool →

#b65743 · #a3b643

#b643a3 · #b69043 · #43b657

Contrast

#436ab6 as textRatioAAAA largeAAAFix
Aaon white
5.28:1passpassfail
  • AAA: use #375695 as the text (7.17:1)
Aaon black
3.98:1failpassfail
  • AA: use #5075be as the text (4.63:1)
  • AAA: use #7d98cf as the text (7.26:1)
  • AA: or shift the background to #ededed (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 #436ab6 as the background.

Brands using this color

Fonts for this mood

#436ab6 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #436ab6
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 #436ab6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/436ab6-9ca5c4-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