Color

#1dd359

#1dd359
hex#1dd359
rgbrgb(29, 211, 89)
hslhsl(140, 76%, 47%)
oklchoklch(0.758 0.213 147.9)
Closest name: Battletoad (#11cc55)Relative luminance 0.4757

Colors that go with #1dd359

Blue, Royal 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 →

#d31d96

#3bd31d · #1dd3b5

#591dd3 · #d3591d

Split-complementary

Open in tool →

#b51dd3 · #d31d3b

#1d3bd3 · #d31d96 · #d3b51d

Contrast

#1dd359 as textRatioAAAA largeAAAFix
Aaon white
2:1failfailfail
  • AA: use #128739 as the text (4.61:1)
  • AAA: use #0e672c as the text (7.01:1)
  • AA: or shift the background to #474747 (4.65:1)
  • AAA: or shift the background to #2b2b2b (7.09:1)
Aaon black
10.51:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1dd359 as the background.

Brands using this color

mcpConnect your agent — build around #1dd359
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 #1dd359 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1dd359-a2beaf-c259d4-1f2d2a-ebf1e9?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