Color

#40e62d

#40e62d
hex#40e62d
rgbrgb(64, 230, 45)
hslhsl(114, 79%, 54%)
oklchoklch(0.809 0.253 141.7)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5787

Colors that go with #40e62d

Deep Sky Blue, Taupe and Violet 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 →

#d42de6

#9ce62d · #2de677

#2d40e6 · #e62d40

Split-complementary

Open in tool →

#772de6 · #e62d9c

#2d9ce6 · #d42de6 · #e6772d

Contrast

#40e62d as textRatioAAAA largeAAAFix
Aaon white
1.67:1failfailfail
  • AA: use #1c8910 as the text (4.53:1)
  • AAA: use #15640c as the text (7.34:1)
  • AA: or shift the background to #545454 (4.53:1)
  • AAA: or shift the background to #383838 (7.02:1)
Aaon black
12.57:1passpasspassPasses 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 #40e62d 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 #40e62d
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 #40e62d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40e62d-a2bea2-8a4edf-1f2d24-eef1e9?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