Color

#64656d

#64656d
hex#64656d
rgbrgb(100, 101, 109)
hslhsl(233, 4%, 41%)
oklchoklch(0.509 0.013 280.3)
Closest name: Alley Cat (#656874)Relative luminance 0.1312

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6d6c64

#646a6d · #68646d

#6d6465 · #656d64

Split-complementary

Open in tool →

#6d6864 · #6a6d64

#6d646a · #6d6c64 · #646d68

Contrast

#64656d as textRatioAAAA largeAAAFix
Aaon white
5.79:1passpassfail
  • AAA: use #56575d as the text (7.2:1)
Aaon black
3.62:1failpassfail
  • AA: use #73747d as the text (4.52:1)
  • AAA: use #95969d as the text (7.13:1)
  • AA: or shift the background to #e3e3e3 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #64656d 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

#64656d reads as neutral, minimal. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #64656d
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 #64656d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/64656d-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