Color

#57684b

#57684b
hex#57684b
rgbrgb(87, 104, 75)
hslhsl(95, 16%, 35%)
oklchoklch(0.495 0.049 132.7)
Closest name: Italian Basil (#5f6957)Relative luminance 0.1243

Colors that go with #57684b

Charcoal, Slate Blue and Cadet 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 #57684b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5c4b68

#65684b · #4b684d

#4b5768 · #684b57

Split-complementary

Open in tool →

#4d4b68 · #684b65

#4b6568 · #5c4b68 · #684d4b

Contrast

#57684b as textRatioAAAA largeAAAFix
Aaon white
6.02:1passpassfail
  • AAA: use #4d5c42 as the text (7.18:1)
Aaon black
3.49:1failpassfail
  • AA: use #687c5a as the text (4.62:1)
  • AAA: use #879c77 as the text (7.05:1)
  • AA: or shift the background to #e0e0e0 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #57684b 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 #57684b
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 #57684b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/57684b-aabea2-5d4edf-1f2d20-f0f1e9?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