Color

#3aa649

#3aa649
hex#3aa649
rgbrgb(58, 166, 73)
hslhsl(128, 48%, 44%)
oklchoklch(0.642 0.164 145.7)
Closest name: Fennel Fiasco (#00aa44)Relative luminance 0.2865

Colors that go with #3aa649

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 →

#a63a98

#62a63a · #3aa67f

#493aa6 · #a6493a

Split-complementary

Open in tool →

#7f3aa6 · #a63a62

#3a62a6 · #a63a98 · #a67f3a

Contrast

#3aa649 as textRatioAAAA largeAAAFix
Aaon white
3.12:1failpassfail
  • AA: use #2e843a as the text (4.69:1)
  • AAA: use #22622b as the text (7.37:1)
  • AA: or shift the background to #2b2b2b (4.54:1)
Aaon black
6.73:1passpassfail
  • AAA: use #3caa4a as the text (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3aa649 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #3aa649
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 #3aa649 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3aa649-a2bea9-ac4edf-1f2d27-ecf1e9?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