Color

#42b625

#42b625
hex#42b625
rgbrgb(66, 182, 37)
hslhsl(108, 66%, 43%)
oklchoklch(0.684 0.205 140.4)
Closest name: Exit Light (#55bb33)Relative luminance 0.3475

Colors that go with #42b625

Royal Blue, Taupe and Medium Orchid 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 →

#9925b6

#8bb625 · #25b651

#2542b6 · #b62542

Split-complementary

Open in tool →

#5125b6 · #b6258b

#258bb6 · #9925b6 · #b65125

Contrast

#42b625 as textRatioAAAA largeAAAFix
Aaon white
2.64:1failfailfail
  • AA: use #31871c as the text (4.55:1)
  • AAA: use #256615 as the text (7.02:1)
  • AA: or shift the background to #363636 (4.57:1)
  • AAA: or shift the background to #121212 (7.09:1)
Aaon black
7.95:1passpasspassPasses 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 #42b625 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 #42b625
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 #42b625 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/42b625-a4bea2-7c4edf-1f2d23-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