Color

#566cc2

#566cc2
hex#566cc2
rgbrgb(86, 108, 194)
hslhsl(228, 47%, 55%)
oklchoklch(0.556 0.136 270.7)
Closest name: Loch Ness (#5f6db0)Relative luminance 0.166

Colors that go with #566cc2

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 →

#c2ad56

#56a2c2 · #7756c2

#c2566c · #6cc256

Split-complementary

Open in tool →

#c27756 · #a2c256

#c256a2 · #c2ad56 · #56c277

Contrast

#566cc2 as textRatioAAAA largeAAAFix
Aaon white
4.86:1passpassfail
  • AAA: use #3d52a9 as the text (7.05:1)
Aaon black
4.32:1failpassfail
  • AA: use #5a6fc4 as the text (4.51:1)
  • AAA: use #8393d2 as the text (7.07:1)
  • AA: or shift the background to #f7f7f7 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #566cc2 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

#566cc2 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #566cc2
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 #566cc2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/566cc2-9c9fc4-df7c4e-231f2d-e9eff1?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