Color

#13a42e

#13a42e
hex#13a42e
rgbrgb(19, 164, 46)
hslhsl(131, 79%, 36%)
oklchoklch(0.626 0.193 144.7)
Closest name: Fennel Fiasco (#00aa44)Relative luminance 0.2689

Colors that go with #13a42e

Blue, Dodger Blue 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 →

#a4138a

#41a413 · #13a476

#2e13a4 · #a42e13

Split-complementary

Open in tool →

#7613a4 · #a41341

#1341a4 · #a4138a · #a47613

Contrast

#13a42e as textRatioAAAA largeAAAFix
Aaon white
3.29:1failpassfail
  • AA: use #108926 as the text (4.54:1)
  • AAA: use #0c641c as the text (7.35:1)
  • AA: or shift the background to #262626 (4.6:1)
Aaon black
6.38:1passpassfail
  • AAA: use #14ad30 as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #13a42e 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 #13a42e
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 #13a42e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/13a42e-a2beaa-b34edf-1f2d28-ecf1e9?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