Color

#6555be

#6555be
hex#6555be
rgbrgb(101, 85, 190)
hslhsl(249, 45%, 54%)
oklchoklch(0.52 0.159 286.5)
Closest name: slateblue (#6a5acd)Relative luminance 0.1298

Colors that go with #6555be

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 →

#afbe55

#557abe · #9a55be

#be6555 · #55be65

Split-complementary

Open in tool →

#be9a55 · #7abe55

#be557a · #afbe55 · #55be9a

Contrast

#6555be as textRatioAAAA largeAAAFix
Aaon white
5.84:1passpassfail
  • AAA: use #5746b9 as the text (7.04:1)
Aaon black
3.6:1failpassfail
  • AA: use #7667c5 as the text (4.52:1)
  • AAA: use #978cd4 as the text (7.02:1)
  • AA: or shift the background to #e3e3e3 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6555be 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

#6555be reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6555be
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 #6555be and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6555be-a79cc4-dfae4e-271f2d-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