Color

#3a786a

#3a786a
hex#3a786a
rgbrgb(58, 120, 106)
hslhsl(166, 35%, 35%)
oklchoklch(0.527 0.068 176.8)
Closest name: Green Sleeves (#39766c)Relative luminance 0.1537

Colors that go with #3a786a

Charcoal, Medium Violet Red and Champagne 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 #3a786a

Tints & shades

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

Harmonies

Complementary

Open in tool →

#783a49

#3a784b · #3a6878

#6a3a78 · #786a3a

Split-complementary

Open in tool →

#783a68 · #784b3a

#4b3a78 · #783a49 · #68783a

Contrast

#3a786a as textRatioAAAA largeAAAFix
Aaon white
5.15:1passpassfail
  • AAA: use #2e6055 as the text (7.19:1)
Aaon black
4.07:1failpassfail
  • AA: use #3f8373 as the text (4.71:1)
  • AAA: use #50a591 as the text (7.13:1)
  • AA: or shift the background to #f0f0f0 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3a786a 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 #3a786a
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 #3a786a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3a786a-a2bebb-d459b1-1f2a2d-e9f1ec?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