Color

#9cdd40

#9cdd40
hex#9cdd40
rgbrgb(156, 221, 64)
hslhsl(85, 70%, 56%)
oklchoklch(0.825 0.194 129.6)
Closest name: Conifer (#b1dd52)Relative luminance 0.5915

Colors that go with #9cdd40

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 →

#8240dd

#ddd040 · #4ddd40

#409cdd · #dd409c

Split-complementary

Open in tool →

#404ddd · #d040dd

#40ddd0 · #8240dd · #dd404d

Contrast

#9cdd40 as textRatioAAAA largeAAAFix
Aaon white
1.64:1failfailfail
  • AA: use #558217 as the text (4.57:1)
  • AAA: use #3f5f11 as the text (7.35:1)
  • AA: or shift the background to #545454 (4.63:1)
  • AAA: or shift the background to #383838 (7.16:1)
Aaon black
12.83:1passpasspassPasses 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 #9cdd40 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 #9cdd40
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 #9cdd40 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9cdd40-afbea2-4e58df-212d1f-f1f0e9?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