Color

#9fd54d

#9fd54d
hex#9fd54d
rgbrgb(159, 213, 77)
hslhsl(84, 62%, 57%)
oklchoklch(0.809 0.174 128.3)
Closest name: yellowgreen (#9acd32)Relative luminance 0.555

Colors that go with #9fd54d

Charcoal, Deep Sky Blue and Royal Blue 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 →

#844dd5

#d5c84d · #5bd54d

#4d9fd5 · #d54d9f

Split-complementary

Open in tool →

#4d5bd5 · #c84dd5

#4dd5c8 · #844dd5 · #d54d5b

Contrast

#9fd54d as textRatioAAAA largeAAAFix
Aaon white
1.74:1failfailfail
  • AA: use #59801e as the text (4.63:1)
  • AAA: use #425f16 as the text (7.29:1)
  • AA: or shift the background to #525252 (4.5:1)
  • AAA: or shift the background to #333333 (7.28:1)
Aaon black
12.1:1passpasspassPasses 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 #9fd54d 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 #9fd54d
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 #9fd54d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9fd54d-afbea2-4e5adf-222d1f-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