Color

#03bf03

#03bf03
hex#03bf03
rgbrgb(3, 191, 3)
hslhsl(120, 97%, 38%)
oklchoklch(0.697 0.237 142.5)
Closest name: Green Glimmer (#00bb00)Relative luminance 0.3729

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bf03bf

#61bf03 · #03bf61

#0303bf · #bf0303

Split-complementary

Open in tool →

#6103bf · #bf0361

#0361bf · #bf03bf · #bf6103

Contrast

#03bf03 as textRatioAAAA largeAAAFix
Aaon white
2.48:1failfailfail
  • AA: use #028802 as the text (4.64:1)
  • AAA: use #026402 as the text (7.43:1)
  • AA: or shift the background to #3b3b3b (4.51:1)
  • AAA: or shift the background to #1a1a1a (7.01:1)
Aaon black
8.46:1passpasspassPasses 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 #03bf03 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 #03bf03
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 #03bf03 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/03bf03-a2bea5-994edf-1f2d25-edf1e9?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