Color

#1fa51d

#1fa51d
hex#1fa51d
rgbrgb(31, 165, 29)
hslhsl(119, 70%, 38%)
oklchoklch(0.629 0.201 142.6)
Closest name: Hedged Garden (#00aa11)Relative luminance 0.2729

Colors that go with #1fa51d

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 →

#a21da5

#63a51d · #1da55f

#1d1fa5 · #a51d1f

Split-complementary

Open in tool →

#5f1da5 · #a51d63

#1d63a5 · #a21da5 · #a55f1d

Contrast

#1fa51d as textRatioAAAA largeAAAFix
Aaon white
3.25:1failpassfail
  • AA: use #1a8618 as the text (4.7:1)
  • AAA: use #136412 as the text (7.34:1)
  • AA: or shift the background to #262626 (4.65:1)
Aaon black
6.46:1passpassfail
  • AAA: use #21ad1f as the text (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1fa51d as the background.

Brands using this color

mcpConnect your agent — build around #1fa51d
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 #1fa51d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1fa51d-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