Color

#563bce

#563bce
hex#563bce
rgbrgb(86, 59, 206)
hslhsl(251, 60%, 52%)
oklchoklch(0.479 0.213 283.3)
Closest name: Blurple (#5539cc)Relative luminance 0.0956

Colors that go with #563bce

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 →

#b3ce3b

#3b6ace · #a03bce

#ce563b · #3bce56

Split-complementary

Open in tool →

#cea03b · #6ace3b

#ce3b6a · #b3ce3b · #3bcea0

Contrast

#563bce as textRatioAAAA largeAAAFix
Aaon white
7.21:1passpasspassPasses AAA — no fix needed.
Aaon black
2.91:1failfailfail
  • AA: use #7964d8 as the text (4.63:1)
  • AAA: use #9989e1 as the text (7.02:1)
  • AA: or shift the background to #cfcfcf (4.63:1)
  • AAA: or shift the background to #fcfcfc (7.03:1)

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

#563bce reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

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

tool url/palettes/new/563bce-a89cc4-dfb34e-281f2d-e9ecf1?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