Color

#3d8f74

#3d8f74
hex#3d8f74
rgbrgb(61, 143, 116)
hslhsl(160, 40%, 40%)
oklchoklch(0.591 0.091 168.7)
Closest name: Illuminati Green (#419168)Relative luminance 0.219

Colors that go with #3d8f74

Charcoal, Copper 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.

Real palettes that use #3d8f74

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8f3d58

#3d8f4b · #3d818f

#743d8f · #8f743d

Split-complementary

Open in tool →

#8f3d81 · #8f4b3d

#4b3d8f · #8f3d58 · #818f3d

Contrast

#3d8f74 as textRatioAAAA largeAAAFix
Aaon white
3.9:1failpassfail
  • AA: use #378168 as the text (4.66:1)
  • AAA: use #29604e as the text (7.3:1)
  • AA: or shift the background to #171717 (4.59:1)
Aaon black
5.38:1passpassfail
  • AAA: use #48a888 as the text (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3d8f74 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 #3d8f74
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 #3d8f74 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3d8f74-a2beb8-d459be-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