Color

#1fc219

#1fc219
hex#1fc219
rgbrgb(31, 194, 25)
hslhsl(118, 77%, 43%)
oklchoklch(0.708 0.232 142.4)
Closest name: Crude Banana (#21c40e)Relative luminance 0.3895

Colors that go with #1fc219

Royal Blue, Taupe and Hot Pink 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 →

#bc19c2

#73c219 · #19c268

#191fc2 · #c2191f

Split-complementary

Open in tool →

#6819c2 · #c21973

#1973c2 · #bc19c2 · #c26819

Contrast

#1fc219 as textRatioAAAA largeAAAFix
Aaon white
2.39:1failfailfail
  • AA: use #168712 as the text (4.66:1)
  • AAA: use #10630d as the text (7.47:1)
  • AA: or shift the background to #3d3d3d (4.55:1)
  • AAA: or shift the background to #1c1c1c (7.13:1)
Aaon black
8.79:1passpasspassPasses 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 #1fc219 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 #1fc219
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 #1fc219 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1fc219-a2bea4-944edf-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