Color

#40bf46

#40bf46
hex#40bf46
rgbrgb(64, 191, 70)
hslhsl(123, 50%, 50%)
oklchoklch(0.71 0.196 143.8)
Closest name: Exit Light (#55bb33)Relative luminance 0.3879

Colors that go with #40bf46

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 →

#bf40b9

#79bf40 · #40bf86

#4640bf · #bf4640

Split-complementary

Open in tool →

#8640bf · #bf4079

#4079bf · #bf40b9 · #bf8640

Contrast

#40bf46 as textRatioAAAA largeAAAFix
Aaon white
2.4:1failfailfail
  • AA: use #2d8631 as the text (4.6:1)
  • AAA: use #216324 as the text (7.3:1)
  • AA: or shift the background to #3d3d3d (4.53:1)
  • AAA: or shift the background to #1c1c1c (7.11:1)
Aaon black
8.76:1passpasspassPasses 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 #40bf46 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 #40bf46
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 #40bf46 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40bf46-a2bea6-a04edf-1f2d26-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