Color

#616b3d

#616b3d
hex#616b3d
rgbrgb(97, 107, 61)
hslhsl(73, 27%, 33%)
oklchoklch(0.507 0.068 118.9)
Closest name: Bancha (#666a47)Relative luminance 0.1339

Colors that go with #616b3d

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 #616b3d

Tints & shades

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

Harmonies

Complementary

Open in tool →

#473d6b

#6b5e3d · #4a6b3d

#3d616b · #6b3d61

Split-complementary

Open in tool →

#3d4a6b · #5e3d6b

#3d6b5e · #473d6b · #6b3d4a

Contrast

#616b3d as textRatioAAAA largeAAAFix
Aaon white
5.71:1passpassfail
  • AAA: use #525b34 as the text (7.23:1)
Aaon black
3.68:1failpassfail
  • AA: use #707b47 as the text (4.61:1)
  • AAA: use #909f5b as the text (7.3:1)
  • AA: or shift the background to #e6e6e6 (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 #616b3d 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 #616b3d
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 #616b3d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/616b3d-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