Color

#64a428

#64a428
hex#64a428
rgbrgb(100, 164, 40)
hslhsl(91, 61%, 40%)
oklchoklch(0.651 0.166 133.4)
Closest name: Jungle Jewels (#58a64b)Relative luminance 0.2941

Colors that go with #64a428

Blue, Dodger Blue and Royal 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6828a4

#a2a428 · #28a42a

#2864a4 · #a42864

Split-complementary

Open in tool →

#2a28a4 · #a428a2

#28a2a4 · #6828a4 · #a42a28

Contrast

#64a428 as textRatioAAAA largeAAAFix
Aaon white
3.05:1failpassfail
  • AA: use #508320 as the text (4.56:1)
  • AAA: use #3c6318 as the text (7.02:1)
  • AA: or shift the background to #2b2b2b (4.64:1)
Aaon black
6.88:1passpassfail
  • AAA: use #66a829 as the text (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #64a428 as the background.

Brands using this color

mcpConnect your agent — build around #64a428
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 #64a428 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/64a428-acbea2-534edf-202d1f-f1f1e9?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