Color

#64a665

#64a665
hex#64a665
rgbrgb(100, 166, 101)
hslhsl(121, 27%, 52%)
oklchoklch(0.664 0.116 144.5)
Closest name: Ferntastic (#71ab62)Relative luminance 0.3092

Colors that go with #64a665

Charcoal, Blue and Copper lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a664a5

#83a664 · #64a686

#6564a6 · #a66564

Split-complementary

Open in tool →

#8664a6 · #a66483

#6483a6 · #a664a5 · #a68664

Contrast

#64a665 as textRatioAAAA largeAAAFix
Aaon white
2.92:1failfailfail
  • AA: use #4a824b as the text (4.58:1)
  • AAA: use #386139 as the text (7.15:1)
  • AA: or shift the background to #303030 (4.52:1)
  • AAA: or shift the background to #030303 (7.06:1)
Aaon black
7.18:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #64a665 as the background.

Brands using this color

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

mcpConnect your agent — build around #64a665
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #64a665 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/64a665-a2bea6-9b4edf-1f2d26-edf1e9?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