Color

#56515d

#56515d
hex#56515d
rgbrgb(86, 81, 93)
hslhsl(265, 7%, 34%)
oklchoklch(0.444 0.02 304.4)
Closest name: Black Orchid (#525463)Relative luminance 0.0865

Tints & shades

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

Harmonies

Complementary

Open in tool →

#585d51

#51525d · #5c515d

#5d5651 · #515d56

Split-complementary

Open in tool →

#5d5c51 · #525d51

#5d5152 · #585d51 · #515d5c

Contrast

#56515d as textRatioAAAA largeAAAFix
Aaon white
7.69:1passpasspassPasses AAA — no fix needed.
Aaon black
2.73:1failfailfail
  • AA: use #797283 as the text (4.55:1)
  • AAA: use #9a95a3 as the text (7.2:1)
  • AA: or shift the background to #c7c7c7 (4.55:1)
  • AAA: or shift the background to #f5f5f5 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #56515d 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

Fonts for this mood

#56515d reads as neutral, minimal. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #56515d
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 #56515d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/56515d-a2beb0-c859d4-1f2d2b-eaf1e9?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