Color

#1de221

#1de221
hex#1de221
rgbrgb(29, 226, 33)
hslhsl(121, 77%, 50%)
oklchoklch(0.793 0.261 142.7)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5476

Colors that go with #1de221

Taupe, Violet and Dark Orange 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 →

#e21dde

#7ce21d · #1de283

#211de2 · #e2211d

Split-complementary

Open in tool →

#831de2 · #e21d7c

#1d7ce2 · #e21dde · #e2831d

Contrast

#1de221 as textRatioAAAA largeAAAFix
Aaon white
1.76:1failfailfail
  • AA: use #128714 as the text (4.67:1)
  • AAA: use #0d630e as the text (7.48:1)
  • AA: or shift the background to #4f4f4f (4.66:1)
  • AAA: or shift the background to #333333 (7.19:1)
Aaon black
11.95:1passpasspassPasses 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 #1de221 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 #1de221
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 #1de221 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1de221-a2bea6-9b4edf-1f2d26-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