Color

#40be1e

#40be1e
hex#40be1e
rgbrgb(64, 190, 30)
hslhsl(107, 73%, 43%)
oklchoklch(0.704 0.217 140.4)
Closest name: Frog (#58bc08)Relative luminance 0.3801

Colors that go with #40be1e

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 →

#9b1ebe

#90be1e · #1ebe4b

#1e40be · #be1e40

Split-complementary

Open in tool →

#4b1ebe · #be1e90

#1e90be · #9b1ebe · #be4b1e

Contrast

#40be1e as textRatioAAAA largeAAAFix
Aaon white
2.44:1failfailfail
  • AA: use #2d8415 as the text (4.75:1)
  • AAA: use #226510 as the text (7.15:1)
  • AA: or shift the background to #3b3b3b (4.59:1)
  • AAA: or shift the background to #1a1a1a (7.13:1)
Aaon black
8.6:1passpasspassPasses 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 #40be1e 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 #40be1e
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 #40be1e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40be1e-a5bea2-7a4edf-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