Color

#656d8b

#656d8b
hex#656d8b
rgbrgb(101, 109, 139)
hslhsl(227, 16%, 47%)
oklchoklch(0.539 0.048 273.1)
Closest name: Dark Prince (#6b6c89)Relative luminance 0.1557

Colors that go with #656d8b

Charcoal, Sea Green and Dark Olive Green 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 #656d8b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8b8365

#65808b · #70658b

#8b656d · #6d8b65

Split-complementary

Open in tool →

#8b7065 · #808b65

#8b6580 · #8b8365 · #658b70

Contrast

#656d8b as textRatioAAAA largeAAAFix
Aaon white
5.11:1passpassfail
  • AAA: use #515870 as the text (7.05:1)
Aaon black
4.11:1failpassfail
  • AA: use #6b7494 as the text (4.55:1)
  • AAA: use #8f95ae as the text (7.08:1)
  • AA: or shift the background to #f2f2f2 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #656d8b 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 #656d8b
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 #656d8b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/656d8b-9ca0c4-df7a4e-221f2d-e9eff1?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