Color

#19e515

#19e515
hex#19e515
rgbrgb(25, 229, 21)
hslhsl(119, 83%, 49%)
oklchoklch(0.8 0.267 142.5)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.563

Colors that go with #19e515

Taupe, Violet and Deep Sky 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 →

#e115e5

#80e515 · #15e579

#1519e5 · #e51519

Split-complementary

Open in tool →

#7915e5 · #e51580

#1580e5 · #e115e5 · #e57915

Contrast

#19e515 as textRatioAAAA largeAAAFix
Aaon white
1.71:1failfailfail
  • AA: use #0f870d as the text (4.68:1)
  • AAA: use #0b670a as the text (7.1:1)
  • AA: or shift the background to #525252 (4.56:1)
  • AAA: or shift the background to #363636 (7.05:1)
Aaon black
12.26:1passpasspassPasses 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 #19e515 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 #19e515
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 #19e515 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/19e515-a2bea5-964edf-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