Color

#57683b

#57683b
hex#57683b
rgbrgb(87, 104, 59)
hslhsl(83, 28%, 32%)
oklchoklch(0.491 0.07 125.8)
Closest name: darkolivegreen (#556b2f)Relative luminance 0.1224

Colors that go with #57683b

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 #57683b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4c3b68

#68633b · #40683b

#3b5768 · #683b57

Split-complementary

Open in tool →

#3b4068 · #633b68

#3b6863 · #4c3b68 · #683b40

Contrast

#57683b as textRatioAAAA largeAAAFix
Aaon white
6.09:1passpassfail
  • AAA: use #4c5b33 as the text (7.36:1)
Aaon black
3.45:1failpassfail
  • AA: use #677c46 as the text (4.55:1)
  • AAA: use #85a05a as the text (7.17:1)
  • AA: or shift the background to #dedede (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #57683b 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 #57683b
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 #57683b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/57683b-b0bea2-4e5ddf-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