Color

#56559b

#56559b
hex#56559b
rgbrgb(86, 85, 155)
hslhsl(241, 29%, 47%)
oklchoklch(0.484 0.11 282.1)
Closest name: Freshly Purpleized (#5c5083)Relative luminance 0.1084

Colors that go with #56559b

Charcoal, Amber and Blue 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 →

#999b55

#55779b · #79559b

#9b5655 · #559b56

Split-complementary

Open in tool →

#9b7955 · #779b55

#9b5577 · #999b55 · #559b79

Contrast

#56559b as textRatioAAAA largeAAAFix
Aaon white
6.63:1passpassfail
  • AAA: use #535194 as the text (7.07:1)
Aaon black
3.17:1failpassfail
  • AA: use #6f6eaf as the text (4.53:1)
  • AAA: use #9392c3 as the text (7.14:1)
  • AA: or shift the background to #d6d6d6 (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 #56559b as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #56559b
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 #56559b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/56559b-a19cc4-df9b4e-261f2d-e9edf1?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