Color

#51946f

#51946f
hex#51946f
rgbrgb(81, 148, 111)
hslhsl(147, 29%, 45%)
oklchoklch(0.611 0.09 158.1)
Closest name: Illuminati Green (#419168)Relative luminance 0.2408

Colors that go with #51946f

Charcoal, Copper and Crimson 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 →

#945176

#559451 · #519491

#6f5194 · #946f51

Split-complementary

Open in tool →

#915194 · #945155

#515594 · #945176 · #949151

Contrast

#51946f as textRatioAAAA largeAAAFix
Aaon white
3.61:1failpassfail
  • AA: use #478061 as the text (4.64:1)
  • AAA: use #355f48 as the text (7.29:1)
  • AA: or shift the background to #1f1f1f (4.56:1)
Aaon black
5.82:1passpassfail
  • AAA: use #5ba47c as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #51946f 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 #51946f
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 #51946f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/51946f-a2beb2-d059d4-1f2d2c-eaf1e9?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