Color

#01c121

#01c121
hex#01c121
rgbrgb(1, 193, 33)
hslhsl(130, 99%, 38%)
oklchoklch(0.704 0.231 143.5)
Closest name: Crude Banana (#21c40e)Relative luminance 0.3826

Colors that go with #01c121

Taupe, Hot Pink and Orchid 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 →

#c101a1

#41c101 · #01c181

#2101c1 · #c12101

Split-complementary

Open in tool →

#8101c1 · #c10141

#0141c1 · #c101a1 · #c18101

Contrast

#01c121 as textRatioAAAA largeAAAFix
Aaon white
2.43:1failfailfail
  • AA: use #018917 as the text (4.57:1)
  • AAA: use #016511 as the text (7.31:1)
  • AA: or shift the background to #3b3b3b (4.61:1)
  • AAA: or shift the background to #1c1c1c (7.02:1)
Aaon black
8.65:1passpasspassPasses 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 #01c121 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 #01c121
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 #01c121 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/01c121-a2beaa-b14edf-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