Color

#3da30a

#3da30a
hex#3da30a
rgbrgb(61, 163, 10)
hslhsl(100, 88%, 34%)
oklchoklch(0.631 0.195 138.9)
Closest name: Botanical Garden (#44aa11)Relative luminance 0.2721

Colors that go with #3da30a

Blue, Dodger Blue and Taupe 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 →

#700aa3

#8aa30a · #0aa324

#0a3da3 · #a30a3d

Split-complementary

Open in tool →

#240aa3 · #a30a8a

#0a8aa3 · #700aa3 · #a3240a

Contrast

#3da30a as textRatioAAAA largeAAAFix
Aaon white
3.26:1failpassfail
  • AA: use #328609 as the text (4.62:1)
  • AAA: use #266506 as the text (7.13:1)
  • AA: or shift the background to #262626 (4.64:1)
Aaon black
6.44:1passpassfail
  • AAA: use #41ad0b as the text (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3da30a as the background.

Brands using this color

mcpConnect your agent — build around #3da30a
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 #3da30a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3da30a-a8bea2-694edf-1f2d21-f0f1e9?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