Color

#64a688

#64a688
hex#64a688
rgbrgb(100, 166, 136)
hslhsl(153, 27%, 52%)
oklchoklch(0.672 0.082 163.6)
Closest name: Emerald Oasis (#67a195)Relative luminance 0.3176

Colors that go with #64a688

Charcoal, Cornflower Blue and Blue 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.

Real palettes that use #64a688

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a66481

#64a667 · #64a2a6

#8864a6 · #a68864

Split-complementary

Open in tool →

#a664a2 · #a66764

#6764a6 · #a66481 · #a2a664

Contrast

#64a688 as textRatioAAAA largeAAAFix
Aaon white
2.86:1failfailfail
  • AA: use #497e66 as the text (4.71:1)
  • AAA: use #38614f as the text (7.02:1)
  • AA: or shift the background to #303030 (4.62:1)
  • AAA: or shift the background to #080808 (7.01:1)
Aaon black
7.35:1passpasspassPasses 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 #64a688 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 #64a688
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 #64a688 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/64a688-a2beb5-d459cc-1f2d2d-e9f1ea?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