Color

#42aa22

#42aa22
hex#42aa22
rgbrgb(66, 170, 34)
hslhsl(106, 67%, 40%)
oklchoklch(0.652 0.193 139.8)
Closest name: Botanical Garden (#44aa11)Relative luminance 0.3002

Colors that go with #42aa22

Blue, Dodger Blue and Royal 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 →

#8a22aa

#86aa22 · #22aa46

#2242aa · #aa2242

Split-complementary

Open in tool →

#4622aa · #aa2286

#2286aa · #8a22aa · #aa4622

Contrast

#42aa22 as textRatioAAAA largeAAAFix
Aaon white
3:1failfailfail
  • AA: use #33841a as the text (4.71:1)
  • AAA: use #276614 as the text (7.01:1)
  • AA: or shift the background to #2e2e2e (4.53:1)
  • AAA: or shift the background to #000000 (7:1)
Aaon black
7:1passpasspassPasses 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 #42aa22 as the background.

Brands using this color

mcpConnect your agent — build around #42aa22
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 #42aa22 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/42aa22-a5bea2-774edf-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