Color

#356cac

#356cac
hex#356cac
rgbrgb(53, 108, 172)
hslhsl(212, 53%, 44%)
oklchoklch(0.525 0.117 253.8)
Closest name: Campanula (#3473b7)Relative luminance 0.1446

Colors that go with #356cac

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 →

#ac7435

#35a8ac · #3935ac

#ac356c · #6cac35

Split-complementary

Open in tool →

#ac3935 · #a8ac35

#ac35a8 · #ac7435 · #35ac39

Contrast

#356cac as textRatioAAAA largeAAAFix
Aaon white
5.4:1passpassfail
  • AAA: use #2b598c as the text (7.22:1)
Aaon black
3.89:1failpassfail
  • AA: use #3b79bf as the text (4.67:1)
  • AAA: use #6b9bd1 as the text (7.23:1)
  • AA: or shift the background to #ebebeb (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #356cac as the background.

Brands using this color

Fonts for this mood

#356cac reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #356cac
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 #356cac and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/356cac-9caac4-df564e-1f202d-e9f1f1?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