Color

#19a455

#19a455
hex#19a455
rgbrgb(25, 164, 85)
hslhsl(146, 74%, 37%)
oklchoklch(0.632 0.161 151.6)
Closest name: Jade (#00a86b)Relative luminance 0.2741

Colors that go with #19a455

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 →

#a41968

#22a419 · #19a49b

#5519a4 · #a45519

Split-complementary

Open in tool →

#9b19a4 · #a41922

#1922a4 · #a41968 · #a49b19

Contrast

#19a455 as textRatioAAAA largeAAAFix
Aaon white
3.24:1failpassfail
  • AA: use #148545 as the text (4.7:1)
  • AAA: use #0f6635 as the text (7.07:1)
  • AA: or shift the background to #262626 (4.67:1)
Aaon black
6.48:1passpassfail
  • AAA: use #1aad5a as the text (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #19a455 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #19a455
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 #19a455 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/19a455-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