Color

#42b710

#42b710
hex#42b710
rgbrgb(66, 183, 16)
hslhsl(102, 84%, 39%)
oklchoklch(0.686 0.213 139.4)
Closest name: Frog (#58bc08)Relative luminance 0.3506

Colors that go with #42b710

Taupe, Medium Orchid and Hot Pink 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 →

#8510b7

#96b710 · #10b731

#1042b7 · #b71042

Split-complementary

Open in tool →

#3110b7 · #b71096

#1096b7 · #8510b7 · #b73110

Contrast

#42b710 as textRatioAAAA largeAAAFix
Aaon white
2.62:1failfailfail
  • AA: use #31880c as the text (4.51:1)
  • AAA: use #246309 as the text (7.33:1)
  • AA: or shift the background to #363636 (4.61:1)
  • AAA: or shift the background to #141414 (7.03:1)
Aaon black
8.01:1passpasspassPasses 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 #42b710 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 #42b710
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 #42b710 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/42b710-a7bea2-6e4edf-1f2d21-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