Color

#596d4f

#596d4f
hex#596d4f
rgbrgb(89, 109, 79)
hslhsl(100, 16%, 37%)
oklchoklch(0.51 0.052 135.4)
Closest name: Cactus (#5b6f55)Relative luminance 0.1363

Tints & shades

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

Harmonies

Complementary

Open in tool →

#634f6d

#686d4f · #4f6d54

#4f596d · #6d4f59

Split-complementary

Open in tool →

#544f6d · #6d4f68

#4f686d · #634f6d · #6d544f

Contrast

#596d4f as textRatioAAAA largeAAAFix
Aaon white
5.64:1passpassfail
  • AAA: use #4b5c42 as the text (7.22:1)
Aaon black
3.73:1failpassfail
  • AA: use #657c5a as the text (4.58:1)
  • AAA: use #869f7a as the text (7.25:1)
  • AA: or shift the background to #e6e6e6 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #596d4f as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #596d4f
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #596d4f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/596d4f-a8bea2-694edf-1f2d21-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