Color

#42b13e

#42b13e
hex#42b13e
rgbrgb(66, 177, 62)
hslhsl(118, 48%, 47%)
oklchoklch(0.673 0.184 142.7)
Closest name: Botanical Garden (#44aa11)Relative luminance 0.3295

Colors that go with #42b13e

Charcoal, Royal 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 →

#ae3eb1

#7cb13e · #3eb174

#3e42b1 · #b13e42

Split-complementary

Open in tool →

#743eb1 · #b13e7c

#3e7cb1 · #ae3eb1 · #b1743e

Contrast

#42b13e as textRatioAAAA largeAAAFix
Aaon white
2.77:1failfailfail
  • AA: use #31842e as the text (4.7:1)
  • AAA: use #256222 as the text (7.37:1)
  • AA: or shift the background to #333333 (4.57:1)
  • AAA: or shift the background to #0d0d0d (7.02:1)
Aaon black
7.59:1passpasspassPasses 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 #42b13e 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 #42b13e
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 #42b13e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/42b13e-a2bea4-944edf-1f2d25-edf1e9?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