Color

#3ab40e

#3ab40e
hex#3ab40e
rgbrgb(58, 180, 14)
hslhsl(104, 86%, 38%)
oklchoklch(0.676 0.214 140.1)
Closest name: Green Glimmer (#00bb00)Relative luminance 0.3357

Colors that go with #3ab40e

Taupe, Medium Orchid and Medium Purple 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 →

#880eb4

#8db40e · #0eb434

#0e3ab4 · #b40e3a

Split-complementary

Open in tool →

#340eb4 · #b40e8d

#0e8db4 · #880eb4 · #b4340e

Contrast

#3ab40e as textRatioAAAA largeAAAFix
Aaon white
2.72:1failfailfail
  • AA: use #2b850a as the text (4.71:1)
  • AAA: use #206407 as the text (7.27:1)
  • AA: or shift the background to #333333 (4.64:1)
  • AAA: or shift the background to #0f0f0f (7.04:1)
Aaon black
7.71:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3ab40e 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 #3ab40e
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 #3ab40e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ab40e-a6bea2-724edf-1f2d22-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