Color

#515a2a

#515a2a
hex#515a2a
rgbrgb(81, 90, 42)
hslhsl(71, 36%, 26%)
oklchoklch(0.448 0.071 118.1)
Closest name: Heavy Green (#49583e)Relative luminance 0.0923

Tints & shades

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

Harmonies

Complementary

Open in tool →

#332a5a

#5a4b2a · #3a5a2a

#2a515a · #5a2a51

Split-complementary

Open in tool →

#2a3a5a · #4b2a5a

#2a5a4b · #332a5a · #5a2a3a

Contrast

#515a2a as textRatioAAAA largeAAAFix
Aaon white
7.38:1passpasspassPasses AAA — no fix needed.
Aaon black
2.85:1failfailfail
  • AA: use #717d3b as the text (4.7:1)
  • AAA: use #90a04b as the text (7.32:1)
  • AA: or shift the background to #cccccc (4.6:1)
  • AAA: or shift the background to #fafafa (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #515a2a 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

#515a2a reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #515a2a
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 #515a2a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/515a2a-b6bea2-4e7adf-252d1f-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