Color

#339f04

#339f04
hex#339f04
rgbrgb(51, 159, 4)
hslhsl(102, 95%, 32%)
oklchoklch(0.616 0.196 139.8)
Closest name: Grass Is Greener (#3f9b0b)Relative luminance 0.2551

Colors that go with #339f04

Royal Blue, Taupe and Medium Slate 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 →

#71049f

#809f04 · #049f23

#04339f · #9f0433

Split-complementary

Open in tool →

#23049f · #9f0480

#04809f · #71049f · #9f2304

Contrast

#339f04 as textRatioAAAA largeAAAFix
Aaon white
3.44:1failpassfail
  • AA: use #2b8603 as the text (4.65:1)
  • AAA: use #206303 as the text (7.37:1)
  • AA: or shift the background to #242424 (4.51:1)
Aaon black
6.1:1passpassfail
  • AAA: use #37ae04 as the text (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #339f04 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 #339f04
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 #339f04 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/339f04-a7bea2-6e4edf-1f2d21-eff1e9?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