Color

#9fb021

#9fb021
hex#9fb021
rgbrgb(159, 176, 33)
hslhsl(67, 68%, 41%)
oklchoklch(0.72 0.156 116.7)
Closest name: Citrus (#9fb70a)Relative luminance 0.3853

Colors that go with #9fb021

Medium Purple, Blue and Champagne 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 #9fb021

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3221b0

#b07921 · #58b021

#219fb0 · #b0219f

Split-complementary

Open in tool →

#2158b0 · #7921b0

#21b079 · #3221b0 · #b02158

Contrast

#9fb021 as textRatioAAAA largeAAAFix
Aaon white
2.41:1failfailfail
  • AA: use #717c18 as the text (4.57:1)
  • AAA: use #555e12 as the text (7.01:1)
  • AA: or shift the background to #3d3d3d (4.5:1)
  • AAA: or shift the background to #1c1c1c (7.07:1)
Aaon black
8.71:1passpasspassPasses 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 #9fb021 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 #9fb021
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 #9fb021 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9fb021-b8bea2-4e83df-262d1f-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