Color

#616d4f

#616d4f
hex#616d4f
rgbrgb(97, 109, 79)
hslhsl(84, 16%, 37%)
oklchoklch(0.516 0.048 125.7)
Closest name: Cactus (#5b6f55)Relative luminance 0.1404

Colors that go with #616d4f

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 #616d4f

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5b4f6d

#6d6a4f · #526d4f

#4f616d · #6d4f61

Split-complementary

Open in tool →

#4f526d · #6a4f6d

#4f6d6a · #5b4f6d · #6d4f52

Contrast

#616d4f as textRatioAAAA largeAAAFix
Aaon white
5.51:1passpassfail
  • AAA: use #525c42 as the text (7.07:1)
Aaon black
3.81:1failpassfail
  • AA: use #6c7958 as the text (4.51:1)
  • AAA: use #8d9c77 as the text (7.15:1)
  • AA: or shift the background to #e8e8e8 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #616d4f 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 #616d4f
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 #616d4f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/616d4f-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