Color

#3cb431

#3cb431
hex#3cb431
rgbrgb(60, 180, 49)
hslhsl(115, 57%, 45%)
oklchoklch(0.678 0.199 141.9)
Closest name: Botanical Garden (#44aa11)Relative luminance 0.3382

Colors that go with #3cb431

Royal Blue, Taupe and Medium 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 →

#a931b4

#7eb431 · #31b468

#313cb4 · #b4313c

Split-complementary

Open in tool →

#6831b4 · #b4317e

#317eb4 · #a931b4 · #b46831

Contrast

#3cb431 as textRatioAAAA largeAAAFix
Aaon white
2.7:1failfailfail
  • AA: use #2e8825 as the text (4.5:1)
  • AAA: use #21641b as the text (7.23:1)
  • AA: or shift the background to #333333 (4.67:1)
  • AAA: or shift the background to #0f0f0f (7.09:1)
Aaon black
7.76:1passpasspassPasses 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 #3cb431 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 #3cb431
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 #3cb431 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3cb431-a2bea3-8d4edf-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