Color

#1bc57c

#1bc57c
hex#1bc57c
rgbrgb(27, 197, 124)
hslhsl(154, 76%, 44%)
oklchoklch(0.727 0.167 157.4)
Closest name: Emerald Green (#50c878)Relative luminance 0.4162

Colors that go with #1bc57c

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 →

#c51b65

#1bc526 · #1bbac5

#7c1bc5 · #c57c1b

Split-complementary

Open in tool →

#c51bba · #c5261b

#261bc5 · #c51b65 · #bac51b

Contrast

#1bc57c as textRatioAAAA largeAAAFix
Aaon white
2.25:1failfailfail
  • AA: use #128754 as the text (4.55:1)
  • AAA: use #0d633e as the text (7.31:1)
  • AA: or shift the background to #404040 (4.6:1)
  • AAA: or shift the background to #212121 (7.15:1)
Aaon black
9.32:1passpasspassPasses 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 #1bc57c as the background.

Brands using this color

mcpConnect your agent — build around #1bc57c
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 #1bc57c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1bc57c-a2beb5-d459ca-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