Color

#5b684b

#5b684b
hex#5b684b
rgbrgb(91, 104, 75)
hslhsl(87, 16%, 35%)
oklchoklch(0.498 0.047 127.6)
Closest name: Bancha (#666a47)Relative luminance 0.1263

Colors that go with #5b684b

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 #5b684b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#584b68

#68664b · #4c684b

#4b5b68 · #684b5b

Split-complementary

Open in tool →

#4b4c68 · #664b68

#4b6866 · #584b68 · #684b4c

Contrast

#5b684b as textRatioAAAA largeAAAFix
Aaon white
5.95:1passpassfail
  • AAA: use #505c42 as the text (7.12:1)
Aaon black
3.53:1failpassfail
  • AA: use #6d7c5a as the text (4.68:1)
  • AAA: use #8c9c77 as the text (7.14:1)
  • AA: or shift the background to #e0e0e0 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5b684b 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 #5b684b
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 #5b684b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5b684b-aebea2-4e53df-212d1f-f1f1e9?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