Color

#40bc1a

#40bc1a
hex#40bc1a
rgbrgb(64, 188, 26)
hslhsl(106, 76%, 42%)
oklchoklch(0.699 0.217 140.1)
Closest name: Frog (#58bc08)Relative luminance 0.3713

Colors that go with #40bc1a

Royal Blue, Taupe and 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 →

#971abc

#91bc1a · #1abc45

#1a40bc · #bc1a40

Split-complementary

Open in tool →

#451abc · #bc1a91

#1a91bc · #971abc · #bc451a

Contrast

#40bc1a as textRatioAAAA largeAAAFix
Aaon white
2.49:1failfailfail
  • AA: use #2d8712 as the text (4.58:1)
  • AAA: use #21630d as the text (7.35:1)
  • AA: or shift the background to #383838 (4.7:1)
  • AAA: or shift the background to #171717 (7.19:1)
Aaon black
8.43:1passpasspassPasses 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 #40bc1a 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 #40bc1a
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 #40bc1a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40bc1a-a5bea2-774edf-1f2d22-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