Color

#656781

#656781
hex#656781
rgbrgb(101, 103, 129)
hslhsl(236, 12%, 45%)
oklchoklch(0.522 0.041 281.4)
Closest name: Ashen Whisper (#646b7a)Relative luminance 0.1405

Colors that go with #656781

Charcoal, Amber and Champagne 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 #656781

Tints & shades

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

Harmonies

Complementary

Open in tool →

#817f65

#657581 · #716581

#816567 · #678165

Split-complementary

Open in tool →

#817165 · #758165

#816575 · #817f65 · #658171

Contrast

#656781 as textRatioAAAA largeAAAFix
Aaon white
5.51:1passpassfail
  • AAA: use #55576d as the text (7.07:1)
Aaon black
3.81:1failpassfail
  • AA: use #737591 as the text (4.68:1)
  • AAA: use #9294aa as the text (7.04:1)
  • AA: or shift the background to #ebebeb (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #656781 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 #656781
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 #656781 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/656781-9e9cc4-df8f4e-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