Color

#19c842

#19c842
hex#19c842
rgbrgb(25, 200, 66)
hslhsl(134, 78%, 44%)
oklchoklch(0.726 0.219 145.6)
Closest name: Alienated (#00cc55)Relative luminance 0.4191

Colors that go with #19c842

Blue, Charcoal and Royal 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 →

#c8199f

#47c819 · #19c899

#4219c8 · #c84219

Split-complementary

Open in tool →

#9919c8 · #c81947

#1947c8 · #c8199f · #c89919

Contrast

#19c842 as textRatioAAAA largeAAAFix
Aaon white
2.24:1failfailfail
  • AA: use #11882d as the text (4.58:1)
  • AAA: use #0c6421 as the text (7.34:1)
  • AA: or shift the background to #404040 (4.63:1)
  • AAA: or shift the background to #212121 (7.19:1)
Aaon black
9.38:1passpasspassPasses 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 #19c842 as the background.

Brands using this color

mcpConnect your agent — build around #19c842
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 #19c842 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/19c842-a2beac-b559d4-1f2d29-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