Color

#616d37

#616d37
hex#616d37
rgbrgb(97, 109, 55)
hslhsl(73, 33%, 32%)
oklchoklch(0.511 0.078 119.6)
Closest name: darkolivegreen (#556b2f)Relative luminance 0.1375

Colors that go with #616d37

Charcoal, Royal Blue and Slate 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 #616d37

Tints & shades

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

Harmonies

Complementary

Open in tool →

#42376d

#6d5d37 · #466d37

#37616d · #6d3761

Split-complementary

Open in tool →

#37466d · #5d376d

#376d5d · #42376d · #6d3746

Contrast

#616d37 as textRatioAAAA largeAAAFix
Aaon white
5.6:1passpassfail
  • AAA: use #525c2e as the text (7.17:1)
Aaon black
3.75:1failpassfail
  • AA: use #6d7a3e as the text (4.5:1)
  • AAA: use #8e9f50 as the text (7.23:1)
  • AA: or shift the background to #e8e8e8 (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 #616d37 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 #616d37
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 #616d37 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/616d37-b5bea2-4e75df-242d1f-f1efe9?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