Color

#617b56

#617b56
hex#617b56
rgbrgb(97, 123, 86)
hslhsl(102, 18%, 41%)
oklchoklch(0.552 0.063 136.6)
Closest name: Beyond the Pines (#688049)Relative luminance 0.1738

Colors that go with #617b56

Charcoal, Slate Blue and 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 #617b56

Tints & shades

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

Harmonies

Complementary

Open in tool →

#70567b

#747b56 · #567b5d

#56617b · #7b5661

Split-complementary

Open in tool →

#5d567b · #7b5674

#56747b · #70567b · #7b5d56

Contrast

#617b56 as textRatioAAAA largeAAAFix
Aaon white
4.69:1passpassfail
  • AAA: use #495d41 as the text (7.18:1)
Aaon black
4.48:1failpassfail
  • AA: use #637e58 as the text (4.66:1)
  • AAA: use #819f75 as the text (7.15:1)
  • AA: or shift the background to #fcfcfc (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 #617b56 as the background.

Brands using this color

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

Palettes built around it

mcpConnect your agent — build around #617b56
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 #617b56 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/617b56-a7bea2-6e4edf-1f2d21-eff1e9?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