Color

#515700

#515700
hex#515700
rgbrgb(81, 87, 0)
hslhsl(64, 100%, 17%)
oklchoklch(0.436 0.098 114.3)
Closest name: Ayahuasca Vine (#665500)Relative luminance 0.0857

Tints & shades

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

Harmonies

Complementary

Open in tool →

#060057

#573100 · #265700

#005157 · #570051

Split-complementary

Open in tool →

#002657 · #310057

#005731 · #060057 · #570026

Contrast

#515700 as textRatioAAAA largeAAAFix
Aaon white
7.74:1passpasspassPasses AAA — no fix needed.
Aaon black
2.71:1failfailfail
  • AA: use #778000 as the text (4.87:1)
  • AAA: use #949e00 as the text (7.15:1)
  • AA: or shift the background to #c7c7c7 (4.58:1)
  • AAA: or shift the background to #f5f5f5 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #515700 as the background.

Brands using this color

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

Fonts for this mood

#515700 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #515700
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 #515700 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/515700-b9bea2-4e8adf-262d1f-f1eee9?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