Color

#1ca40a

#1ca40a
hex#1ca40a
rgbrgb(28, 164, 10)
hslhsl(113, 89%, 34%)
oklchoklch(0.626 0.206 141.9)
Closest name: Hedged Garden (#00aa11)Relative luminance 0.2682

Colors that go with #1ca40a

Blue, Dodger Blue and Taupe 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 →

#920aa4

#69a40a · #0aa445

#0a1ca4 · #a40a1c

Split-complementary

Open in tool →

#450aa4 · #a40a69

#0a69a4 · #920aa4 · #a4450a

Contrast

#1ca40a as textRatioAAAA largeAAAFix
Aaon white
3.3:1failpassfail
  • AA: use #178708 as the text (4.66:1)
  • AAA: use #116506 as the text (7.27:1)
  • AA: or shift the background to #262626 (4.59:1)
Aaon black
6.36:1passpassfail
  • AAA: use #1dae0a as the text (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1ca40a as the background.

Brands using this color

mcpConnect your agent — build around #1ca40a
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 #1ca40a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1ca40a-a2bea2-884edf-1f2d24-eef1e9?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