Color

#656c9f

#656c9f
hex#656c9f
rgbrgb(101, 108, 159)
hslhsl(233, 23%, 51%)
oklchoklch(0.547 0.08 277.4)
Closest name: Loch Ness (#5f6db0)Relative luminance 0.16

Colors that go with #656c9f

Charcoal, Amber and Cobalt 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.

Real palettes that use #656c9f

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#9f9865

#65899f · #7b659f

#9f656c · #6c9f65

Split-complementary

Open in tool →

#9f7b65 · #899f65

#9f6589 · #9f9865 · #659f7b

Contrast

#656c9f as textRatioAAAA largeAAAFix
Aaon white
5:1passpassfail
Aaon black
4.2:1failpassfail
  • AA: use #6c72a3 as the text (4.57:1)
  • AAA: use #8e93b8 as the text (7.02:1)
  • AA: or shift the background to #f5f5f5 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #656c9f as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #656c9f
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 #656c9f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/656c9f-9c9cc4-df884e-241f2d-e9eef1?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