Color

#19a355

#19a355
hex#19a355
rgbrgb(25, 163, 85)
hslhsl(146, 73%, 37%)
oklchoklch(0.629 0.159 151.8)
Closest name: Jade (#00a86b)Relative luminance 0.2706

Colors that go with #19a355

Charcoal, Blue and Crimson 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 →

#a31968

#23a319 · #19a39a

#5519a3 · #a35519

Split-complementary

Open in tool →

#9a19a3 · #a31923

#1923a3 · #a31968 · #a39a19

Contrast

#19a355 as textRatioAAAA largeAAAFix
Aaon white
3.28:1failpassfail
  • AA: use #158445 as the text (4.75:1)
  • AAA: use #106535 as the text (7.16:1)
  • AA: or shift the background to #262626 (4.62:1)
Aaon black
6.41:1passpassfail
  • AAA: use #1bac5a as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #19a355 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #19a355
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 #19a355 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/19a355-a2beb1-ce59d4-1f2d2b-eaf1e9?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