Color

#3fa037

#3fa037
hex#3fa037
rgbrgb(63, 160, 55)
hslhsl(115, 49%, 42%)
oklchoklch(0.626 0.169 142.1)
Closest name: Grass Is Greener (#3f9b0b)Relative luminance 0.2647

Colors that go with #3fa037

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 →

#9737a0

#74a037 · #37a062

#373fa0 · #a0373f

Split-complementary

Open in tool →

#6237a0 · #a03774

#3774a0 · #9737a0 · #a06237

Contrast

#3fa037 as textRatioAAAA largeAAAFix
Aaon white
3.34:1failpassfail
  • AA: use #35852e as the text (4.62:1)
  • AAA: use #276322 as the text (7.26:1)
  • AA: or shift the background to #262626 (4.54:1)
Aaon black
6.29:1passpassfail
  • AAA: use #44ab3b as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3fa037 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 #3fa037
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 #3fa037 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3fa037-a2bea3-8d4edf-1f2d24-eef1e9?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