Color

#596d54

#596d54
hex#596d54
rgbrgb(89, 109, 84)
hslhsl(108, 13%, 38%)
oklchoklch(0.511 0.045 139.4)
Closest name: Cactus (#5b6f55)Relative luminance 0.137

Colors that go with #596d54

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 #596d54

Tints & shades

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

Harmonies

Complementary

Open in tool →

#68546d

#666d54 · #546d5c

#54596d · #6d5459

Split-complementary

Open in tool →

#5c546d · #6d5466

#54666d · #68546d · #6d5c54

Contrast

#596d54 as textRatioAAAA largeAAAFix
Aaon white
5.61:1passpassfail
  • AAA: use #4b5c47 as the text (7.19:1)
Aaon black
3.74:1failpassfail
  • AA: use #657c5f as the text (4.6:1)
  • AAA: use #869d80 as the text (7.15:1)
  • AA: or shift the background to #e8e8e8 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #596d54 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 #596d54
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 #596d54 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/596d54-a4bea2-7c4edf-1f2d23-eff1e9?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