Color

#515c33

#515c33
hex#515c33
rgbrgb(81, 92, 51)
hslhsl(76, 29%, 28%)
oklchoklch(0.454 0.063 121.2)
Closest name: Cypress (#585d40)Relative luminance 0.0964

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3e335c

#5c5233 · #3c5c33

#33515c · #5c3351

Split-complementary

Open in tool →

#333c5c · #52335c

#335c52 · #3e335c · #5c333c

Contrast

#515c33 as textRatioAAAA largeAAAFix
Aaon white
7.17:1passpasspassPasses AAA — no fix needed.
Aaon black
2.93:1failfailfail
  • AA: use #6e7d45 as the text (4.68:1)
  • AAA: use #8b9e57 as the text (7.13:1)
  • AA: or shift the background to #cfcfcf (4.6:1)
  • AAA: or shift the background to #ffffff (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #515c33 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

#515c33 reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #515c33
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 #515c33 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/515c33-b3bea2-4e6edf-232d1f-f1efe9?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