Color

#03bf77

#03bf77
hex#03bf77
rgbrgb(3, 191, 119)
hslhsl(157, 97%, 38%)
oklchoklch(0.709 0.166 157.6)
Closest name: Fennel Fiesta (#00bb77)Relative luminance 0.3861

Colors that go with #03bf77

Charcoal, Mustard Yellow and Taupe 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 →

#bf034b

#03bf19 · #03a9bf

#7703bf · #bf7703

Split-complementary

Open in tool →

#bf03a9 · #bf1903

#1903bf · #bf034b · #a9bf03

Contrast

#03bf77 as textRatioAAAA largeAAAFix
Aaon white
2.41:1failfailfail
  • AA: use #028854 as the text (4.51:1)
  • AAA: use #02643f as the text (7.25:1)
  • AA: or shift the background to #3d3d3d (4.51:1)
  • AAA: or shift the background to #1c1c1c (7.08:1)
Aaon black
8.72:1passpasspassPasses 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 #03bf77 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 #03bf77
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 #03bf77 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/03bf77-a2beb7-d459c4-1f2c2d-e9f1ea?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