Color

#3a9263

#3a9263
hex#3a9263
rgbrgb(58, 146, 99)
hslhsl(148, 43%, 40%)
oklchoklch(0.594 0.112 157)
Closest name: Illuminati Green (#419168)Relative luminance 0.2236

Colors that go with #3a9263

Charcoal, Crimson and Medium Violet Red 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 →

#923a69

#3d923a · #3a928f

#633a92 · #92633a

Split-complementary

Open in tool →

#8f3a92 · #923a3d

#3a3d92 · #923a69 · #928f3a

Contrast

#3a9263 as textRatioAAAA largeAAAFix
Aaon white
3.84:1failpassfail
  • AA: use #348359 as the text (4.63:1)
  • AAA: use #276243 as the text (7.21:1)
  • AA: or shift the background to #1a1a1a (4.53:1)
Aaon black
5.47:1passpassfail
  • AAA: use #43a872 as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3a9263 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 #3a9263
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 #3a9263 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3a9263-a2beb2-d259d4-1f2d2c-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