Color

#b9e222

#b9e222
hex#b9e222
rgbrgb(185, 226, 34)
hslhsl(73, 77%, 51%)
oklchoklch(0.853 0.2 122.2)
Closest name: Conifer (#b1dd52)Relative luminance 0.6482

Colors that go with #b9e222

Blue, Crimson and Denim 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 →

#4c22e2

#e2ac22 · #58e222

#22b9e2 · #e222b9

Split-complementary

Open in tool →

#2258e2 · #ac22e2

#22e2ac · #4c22e2 · #e22258

Contrast

#b9e222 as textRatioAAAA largeAAAFix
Aaon white
1.5:1failfailfail
  • AA: use #677e10 as the text (4.6:1)
  • AAA: use #4d5f0c as the text (7.1:1)
  • AA: or shift the background to #595959 (4.66:1)
  • AAA: or shift the background to #3d3d3d (7.22:1)
Aaon black
13.96:1passpasspassPasses 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 #b9e222 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 #b9e222
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 #b9e222 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b9e222-b5bea2-4e75df-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