Color

#656b8b

#656b8b
hex#656b8b
rgbrgb(101, 107, 139)
hslhsl(231, 16%, 47%)
oklchoklch(0.535 0.051 276.3)
Closest name: Dark Prince (#6b6c89)Relative luminance 0.1515

Colors that go with #656b8b

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 #656b8b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8b8565

#657e8b · #72658b

#8b656a · #6a8b65

Split-complementary

Open in tool →

#8b7265 · #7e8b65

#8b657e · #8b8565 · #658b72

Contrast

#656b8b as textRatioAAAA largeAAAFix
Aaon white
5.21:1passpassfail
  • AAA: use #515670 as the text (7.2:1)
Aaon black
4.03:1failpassfail
  • AA: use #6e7496 as the text (4.6:1)
  • AAA: use #9296b0 as the text (7.21:1)
  • AA: or shift the background to #f0f0f0 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #656b8b 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 #656b8b
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 #656b8b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/656b8b-9c9ec4-df834e-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