Color

#03bf38

#03bf38
hex#03bf38
rgbrgb(3, 191, 56)
hslhsl(137, 97%, 38%)
oklchoklch(0.7 0.218 145.3)
Closest name: Green Glimmer (#00bb00)Relative luminance 0.3757

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bf038a

#2cbf03 · #03bf96

#3803bf · #bf3803

Split-complementary

Open in tool →

#9603bf · #bf032c

#032cbf · #bf038a · #bf9603

Contrast

#03bf38 as textRatioAAAA largeAAAFix
Aaon white
2.47:1failfailfail
  • AA: use #028828 as the text (4.61:1)
  • AAA: use #02641e as the text (7.38:1)
  • AA: or shift the background to #3b3b3b (4.54:1)
  • AAA: or shift the background to #1a1a1a (7.06:1)
Aaon black
8.51:1passpasspassPasses 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 #03bf38 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 #03bf38
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 #03bf38 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/03bf38-a2bead-bb59d4-1f2d29-ebf1e9?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