Color

#3ea359

#3ea359
hex#3ea359
rgbrgb(62, 163, 89)
hslhsl(136, 45%, 44%)
oklchoklch(0.638 0.144 149.3)
Closest name: Golf Course (#5a9e4b)Relative luminance 0.2794

Colors that go with #3ea359

Charcoal, Blue 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 →

#a33e88

#55a33e · #3ea38b

#593ea3 · #a3593e

Split-complementary

Open in tool →

#8b3ea3 · #a33e55

#3e55a3 · #a33e88 · #a38b3e

Contrast

#3ea359 as textRatioAAAA largeAAAFix
Aaon white
3.19:1failpassfail
  • AA: use #328549 as the text (4.58:1)
  • AAA: use #266436 as the text (7.1:1)
  • AA: or shift the background to #292929 (4.56:1)
Aaon black
6.59:1passpassfail
  • AAA: use #41aa5d as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3ea359 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 #3ea359
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 #3ea359 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ea359-a2bead-b959d4-1f2d29-ebf1e9?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