Color

#616e4e

#616e4e
hex#616e4e
rgbrgb(97, 110, 78)
hslhsl(84, 17%, 37%)
oklchoklch(0.518 0.051 126.1)
Closest name: Cactus (#5b6f55)Relative luminance 0.1424

Colors that go with #616e4e

Charcoal, Slate Blue 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 #616e4e

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5b4e6e

#6e6b4e · #526e4e

#4e626e · #6e4e62

Split-complementary

Open in tool →

#4e526e · #6b4e6e

#4e6e6b · #5b4e6e · #6e4e52

Contrast

#616e4e as textRatioAAAA largeAAAFix
Aaon white
5.46:1passpassfail
  • AAA: use #525c42 as the text (7.07:1)
Aaon black
3.85:1failpassfail
  • AA: use #6c7a57 as the text (4.56:1)
  • AAA: use #8b9c73 as the text (7.1:1)
  • AA: or shift the background to #ebebeb (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #616e4e 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 #616e4e
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 #616e4e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/616e4e-afbea2-4e5adf-222d1f-f1f0e9?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