Color

#9bc021

#9bc021
hex#9bc021
rgbrgb(155, 192, 33)
hslhsl(74, 71%, 44%)
oklchoklch(0.754 0.176 122.9)
Closest name: Citrus (#9fb70a)Relative luminance 0.4478

Colors that go with #9bc021

Taupe, Plum and Charcoal 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 →

#4621c0

#c09521 · #4bc021

#219bc0 · #c0219b

Split-complementary

Open in tool →

#214bc0 · #9521c0

#21c095 · #4621c0 · #c0214b

Contrast

#9bc021 as textRatioAAAA largeAAAFix
Aaon white
2.11:1failfailfail
  • AA: use #667e15 as the text (4.61:1)
  • AAA: use #4d6010 as the text (7.01:1)
  • AA: or shift the background to #454545 (4.55:1)
  • AAA: or shift the background to #262626 (7.17:1)
Aaon black
9.96:1passpasspassPasses 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 #9bc021 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 #9bc021
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 #9bc021 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9bc021-b4bea2-4e72df-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