Color

#563d85

#563d85
hex#563d85
rgbrgb(86, 61, 133)
hslhsl(261, 37%, 38%)
oklchoklch(0.424 0.117 297.2)
Closest name: darkslateblue (#483d8b)Relative luminance 0.0701

Colors that go with #563d85

Charcoal, Steel Blue 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 →

#6c853d

#3d4885 · #7a3d85

#85563d · #3d8556

Split-complementary

Open in tool →

#857a3d · #48853d

#853d48 · #6c853d · #3d857a

Contrast

#563d85 as textRatioAAAA largeAAAFix
Aaon white
8.74:1passpasspassPasses AAA — no fix needed.
Aaon black
2.4:1failfailfail
  • AA: use #8265b8 as the text (4.5:1)
  • AAA: use #a28cca as the text (7.14:1)
  • AA: or shift the background to #bababa (4.5:1)
  • AAA: or shift the background to #e6e6e6 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #563d85 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

#563d85 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #563d85
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 #563d85 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/563d85-af9cc4-dfcb4e-2a1f2d-e9eaf1?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