Color

#656c8b

#656c8b
hex#656c8b
rgbrgb(101, 108, 139)
hslhsl(229, 16%, 47%)
oklchoklch(0.537 0.049 274.7)
Closest name: Dark Prince (#6b6c89)Relative luminance 0.1536

Colors that go with #656c8b

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 #656c8b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8b8465

#657f8b · #71658b

#8b656c · #6c8b65

Split-complementary

Open in tool →

#8b7165 · #7f8b65

#8b657f · #8b8465 · #658b71

Contrast

#656c8b as textRatioAAAA largeAAAFix
Aaon white
5.16:1passpassfail
  • AAA: use #515770 as the text (7.13:1)
Aaon black
4.07:1failpassfail
  • AA: use #6b7394 as the text (4.51:1)
  • AAA: use #8f94ae as the text (7.02:1)
  • AA: or shift the background to #f0f0f0 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #656c8b 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 #656c8b
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 #656c8b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/656c8b-9c9fc4-df7e4e-231f2d-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