Color

#436fad

#436fad
hex#436fad
rgbrgb(67, 111, 173)
hslhsl(215, 44%, 47%)
oklchoklch(0.539 0.109 257.2)
Closest name: Campanula (#3473b7)Relative luminance 0.1558

Colors that go with #436fad

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 →

#ad8143

#43a4ad · #4c43ad

#ad436f · #6fad43

Split-complementary

Open in tool →

#ad4c43 · #a4ad43

#ad43a4 · #ad8143 · #43ad4c

Contrast

#436fad as textRatioAAAA largeAAAFix
Aaon white
5.1:1passpassfail
Aaon black
4.12:1failpassfail
  • AA: use #4776b8 as the text (4.55:1)
  • AAA: use #779aca as the text (7.26:1)
  • AA: or shift the background to #f2f2f2 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #436fad 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

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

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

tool url/palettes/new/436fad-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