Color

#654ebc

#654ebc
hex#654ebc
rgbrgb(101, 78, 188)
hslhsl(253, 45%, 52%)
oklchoklch(0.507 0.166 288.7)
Closest name: slateblue (#6a5acd)Relative luminance 0.1185

Colors that go with #654ebc

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 →

#a4bc4e

#4e6dbc · #9c4ebc

#bc654e · #4ebc65

Split-complementary

Open in tool →

#bc9c4e · #6dbc4e

#bc4e6d · #a4bc4e · #4ebc9c

Contrast

#654ebc as textRatioAAAA largeAAAFix
Aaon white
6.23:1passpassfail
  • AAA: use #5d45b5 as the text (7.04:1)
Aaon black
3.37:1failpassfail
  • AA: use #7c67c5 as the text (4.6:1)
  • AAA: use #9c8cd4 as the text (7.12:1)
  • AA: or shift the background to #dbdbdb (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #654ebc 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

#654ebc reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #654ebc
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 #654ebc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/654ebc-a99cc4-dfb84e-281f2d-e9ebf1?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