Color

#655bd2

#655bd2
hex#655bd2
rgbrgb(101, 91, 210)
hslhsl(245, 57%, 59%)
oklchoklch(0.545 0.177 282.6)
Closest name: slateblue (#6a5acd)Relative luminance 0.149

Colors that go with #655bd2

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 →

#c8d25b

#5b8dd2 · #a05bd2

#d2655b · #5bd265

Split-complementary

Open in tool →

#d2a05b · #8dd25b

#d25b8d · #c8d25b · #5bd2a0

Contrast

#655bd2 as textRatioAAAA largeAAAFix
Aaon white
5.28:1passpassfail
  • AAA: use #4e43cb as the text (7.03:1)
Aaon black
3.98:1failpassfail
  • AA: use #7067d5 as the text (4.59:1)
  • AAA: use #968fe0 as the text (7.3:1)
  • AA: or shift the background to #ededed (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #655bd2 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

#655bd2 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #655bd2
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 #655bd2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/655bd2-a49cc4-dfa54e-261f2d-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