Color

#1fc178

#1fc178
hex#1fc178
rgbrgb(31, 193, 120)
hslhsl(153, 72%, 44%)
oklchoklch(0.716 0.164 156.8)
Closest name: Fennel Fiesta (#00bb77)Relative luminance 0.3979

Colors that go with #1fc178

Charcoal, Blue and Cornflower Blue 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 →

#c11f68

#1fc127 · #1fb9c1

#781fc1 · #c1781f

Split-complementary

Open in tool →

#c11fb9 · #c1271f

#271fc1 · #c11f68 · #b9c11f

Contrast

#1fc178 as textRatioAAAA largeAAAFix
Aaon white
2.34:1failfailfail
  • AA: use #158452 as the text (4.71:1)
  • AAA: use #10653f as the text (7.11:1)
  • AA: or shift the background to #3d3d3d (4.63:1)
  • AAA: or shift the background to #1f1f1f (7.03:1)
Aaon black
8.96:1passpasspassPasses 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 #1fc178 as the background.

Brands using this color

mcpConnect your agent — build around #1fc178
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 #1fc178 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1fc178-a2beb5-d459cc-1f2d2d-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