Color

#42b116

#42b116
hex#42b116
rgbrgb(66, 177, 22)
hslhsl(103, 78%, 39%)
oklchoklch(0.67 0.205 139.4)
Closest name: Botanical Garden (#44aa11)Relative luminance 0.3266

Colors that go with #42b116

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 →

#8516b1

#8fb116 · #16b137

#1642b1 · #b11642

Split-complementary

Open in tool →

#3716b1 · #b1168f

#168fb1 · #8516b1 · #b13716

Contrast

#42b116 as textRatioAAAA largeAAAFix
Aaon white
2.79:1failfailfail
  • AA: use #318410 as the text (4.73:1)
  • AAA: use #25640c as the text (7.22:1)
  • AA: or shift the background to #333333 (4.53:1)
  • AAA: or shift the background to #0a0a0a (7.1:1)
Aaon black
7.53:1passpasspassPasses 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 #42b116 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 #42b116
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 #42b116 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/42b116-a6bea2-704edf-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