Color

#3fa234

#3fa234
hex#3fa234
rgbrgb(63, 162, 52)
hslhsl(114, 51%, 42%)
oklchoklch(0.631 0.174 141.7)
Closest name: Grass Is Greener (#3f9b0b)Relative luminance 0.2715

Colors that go with #3fa234

Charcoal, Blue and Crimson 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 →

#9734a2

#76a234 · #34a260

#343fa2 · #a2343f

Split-complementary

Open in tool →

#6034a2 · #a23476

#3476a2 · #9734a2 · #a26034

Contrast

#3fa234 as textRatioAAAA largeAAAFix
Aaon white
3.27:1failpassfail
  • AA: use #35872c as the text (4.51:1)
  • AAA: use #276420 as the text (7.17:1)
  • AA: or shift the background to #262626 (4.63:1)
Aaon black
6.43:1passpassfail
  • AAA: use #44ad38 as the text (7.28:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3fa234 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 #3fa234
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 #3fa234 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3fa234-a2bea2-8a4edf-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