Color

#42a305

#42a305
hex#42a305
rgbrgb(66, 163, 5)
hslhsl(97, 94%, 33%)
oklchoklch(0.632 0.194 138.1)
Closest name: Botanical Garden (#44aa11)Relative luminance 0.2736

Colors that go with #42a305

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 →

#6705a3

#91a305 · #05a318

#0542a3 · #a30542

Split-complementary

Open in tool →

#1805a3 · #a30591

#0591a3 · #6705a3 · #a31805

Contrast

#42a305 as textRatioAAAA largeAAAFix
Aaon white
3.24:1failpassfail
  • AA: use #368604 as the text (4.6:1)
  • AAA: use #286303 as the text (7.3:1)
  • AA: or shift the background to #262626 (4.66:1)
Aaon black
6.47:1passpassfail
  • AAA: use #46ad05 as the text (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #42a305 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 #42a305
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 #42a305 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/42a305-a9bea2-624edf-1f2d20-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