Color

#03bf13

#03bf13
hex#03bf13
rgbrgb(3, 191, 19)
hslhsl(125, 97%, 38%)
oklchoklch(0.698 0.234 142.9)
Closest name: Green Glimmer (#00bb00)Relative luminance 0.3733

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bf03af

#51bf03 · #03bf71

#1303bf · #bf1303

Split-complementary

Open in tool →

#7103bf · #bf0351

#0351bf · #bf03af · #bf7103

Contrast

#03bf13 as textRatioAAAA largeAAAFix
Aaon white
2.48:1failfailfail
  • AA: use #02880d as the text (4.64:1)
  • AAA: use #02640a as the text (7.42:1)
  • AA: or shift the background to #3b3b3b (4.52:1)
  • AAA: or shift the background to #1a1a1a (7.02:1)
Aaon black
8.47:1passpasspassPasses 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 #03bf13 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 #03bf13
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 #03bf13 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/03bf13-a2bea7-a54edf-1f2d26-ecf1e9?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