Color

#9bbf31

#9bbf31
hex#9bbf31
rgbrgb(155, 191, 49)
hslhsl(75, 59%, 47%)
oklchoklch(0.753 0.167 123.1)
Closest name: Citrus (#9fb70a)Relative luminance 0.4445

Colors that go with #9bbf31

Taupe, Plum and 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 →

#5431bf

#bf9b31 · #54bf31

#319bbf · #bf319b

Split-complementary

Open in tool →

#3154bf · #9b31bf

#31bf9b · #5431bf · #bf3154

Contrast

#9bbf31 as textRatioAAAA largeAAAFix
Aaon white
2.12:1failfailfail
  • AA: use #667e20 as the text (4.6:1)
  • AAA: use #4c5d18 as the text (7.28:1)
  • AA: or shift the background to #454545 (4.52:1)
  • AAA: or shift the background to #262626 (7.13:1)
Aaon black
9.89:1passpasspassPasses 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 #9bbf31 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 #9bbf31
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 #9bbf31 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9bbf31-b4bea2-4e70df-242d1f-f1efe9?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