Color

#3a8d73

#3a8d73
hex#3a8d73
rgbrgb(58, 141, 115)
hslhsl(161, 42%, 39%)
oklchoklch(0.585 0.091 169.6)
Closest name: Illuminati Green (#419168)Relative luminance 0.2119

Colors that go with #3a8d73

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.

Real palettes that use #3a8d73

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#8d3a54

#3a8d49 · #3a7e8d

#733a8d · #8d733a

Split-complementary

Open in tool →

#8d3a7e · #8d493a

#493a8d · #8d3a54 · #7e8d3a

Contrast

#3a8d73 as textRatioAAAA largeAAAFix
Aaon white
4.01:1failpassfail
  • AA: use #35826a as the text (4.61:1)
  • AAA: use #28624f as the text (7.12:1)
  • AA: or shift the background to #141414 (4.59:1)
Aaon black
5.24:1passpassfail
  • AAA: use #44a787 as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3a8d73 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 #3a8d73
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 #3a8d73 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3a8d73-a2beb8-d459bb-1f2c2d-e9f1eb?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