Color

#3d8a63

#3d8a63
hex#3d8a63
rgbrgb(61, 138, 99)
hslhsl(150, 39%, 39%)
oklchoklch(0.574 0.098 158.9)
Closest name: Elf (#1b8a6b)Relative luminance 0.2007

Colors that go with #3d8a63

Charcoal, Medium Violet Red and Copper 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 →

#8a3d63

#3d8a3d · #3d8a8a

#633d8a · #8a633d

Split-complementary

Open in tool →

#8a3d8a · #8a3d3d

#3d3d8a · #8a3d63 · #8a8a3d

Contrast

#3d8a63 as textRatioAAAA largeAAAFix
Aaon white
4.19:1failpassfail
  • AA: use #3a835e as the text (4.58:1)
  • AAA: use #2c6347 as the text (7.04:1)
  • AA: or shift the background to #0f0f0f (4.58:1)
Aaon black
5.01:1passpassfail
  • AAA: use #49a778 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 #3d8a63 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 #3d8a63
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 #3d8a63 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3d8a63-a2beb3-d459d2-1f2d2c-e9f1ea?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