Color

#339961

#339961
hex#339961
rgbrgb(51, 153, 97)
hslhsl(147, 50%, 40%)
oklchoklch(0.61 0.127 155.3)
Closest name: Eucalyptus (#329760)Relative luminance 0.2435

Colors that go with #339961

Charcoal, Crimson 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#99336b

#389933 · #339994

#613399 · #996133

Split-complementary

Open in tool →

#943399 · #993338

#333899 · #99336b · #999433

Contrast

#339961 as textRatioAAAA largeAAAFix
Aaon white
3.58:1failpassfail
  • AA: use #2d8655 as the text (4.51:1)
  • AAA: use #21633f as the text (7.19:1)
  • AA: or shift the background to #212121 (4.5:1)
Aaon black
5.87:1passpassfail
  • AAA: use #39ac6d as the text (7.3:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #339961 as the background.

Brands using this color

mcpConnect your agent — build around #339961
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 #339961 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/339961-a2beb2-d059d4-1f2d2c-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