Color

#9fb31e

#9fb31e
hex#9fb31e
rgbrgb(159, 179, 30)
hslhsl(68, 71%, 41%)
oklchoklch(0.727 0.161 117.7)
Closest name: Citrus (#9fb70a)Relative luminance 0.397

Colors that go with #9fb31e

Blue, Dodger 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.

Real palettes that use #9fb31e

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#321eb3

#b37c1e · #55b31e

#1e9fb3 · #b31e9f

Split-complementary

Open in tool →

#1e55b3 · #7c1eb3

#1eb37c · #321eb3 · #b31e55

Contrast

#9fb31e as textRatioAAAA largeAAAFix
Aaon white
2.35:1failfailfail
  • AA: use #6d7a15 as the text (4.72:1)
  • AAA: use #515c10 as the text (7.27:1)
  • AA: or shift the background to #3d3d3d (4.62:1)
  • AAA: or shift the background to #1f1f1f (7.02:1)
Aaon black
8.94:1passpasspassPasses 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 #9fb31e 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 #9fb31e
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 #9fb31e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9fb31e-b7bea2-4e81df-252d1f-f1eee9?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