Color

#b3ed12

#b3ed12
hex#b3ed12
rgbrgb(179, 237, 18)
hslhsl(76, 86%, 50%)
oklchoklch(0.874 0.219 125.6)
Closest name: Chartreuse (#c1f80a)Relative luminance 0.702

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4c12ed

#edba12 · #45ed12

#12b3ed · #ed12b3

Split-complementary

Open in tool →

#1245ed · #ba12ed

#12edba · #4c12ed · #ed1245

Contrast

#b3ed12 as textRatioAAAA largeAAAFix
Aaon white
1.4:1failfailfail
  • AA: use #60800a as the text (4.58:1)
  • AAA: use #475f07 as the text (7.22:1)
  • AA: or shift the background to #5e5e5e (4.64:1)
  • AAA: or shift the background to #424242 (7.2:1)
Aaon black
15.04:1passpasspassPasses 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 #b3ed12 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 #b3ed12
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #b3ed12 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b3ed12-b3bea2-4e6edf-232d1f-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