Color

#339977

#339977
hex#339977
rgbrgb(51, 153, 119)
hslhsl(160, 50%, 40%)
oklchoklch(0.615 0.107 167)
Closest name: Illuminati Green (#419168)Relative luminance 0.2482

Colors that go with #339977

Charcoal, Crimson 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 #339977

Tints & shades

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

Harmonies

Complementary

Open in tool →

#993355

#339944 · #338899

#773399 · #997733

Split-complementary

Open in tool →

#993388 · #994433

#443399 · #993355 · #889933

Contrast

#339977 as textRatioAAAA largeAAAFix
Aaon white
3.52:1failpassfail
  • AA: use #2b8265 as the text (4.68:1)
  • AAA: use #21634d as the text (7.1:1)
  • AA: or shift the background to #212121 (4.57:1)
Aaon black
5.96:1passpassfail
  • AAA: use #38a883 as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #339977 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 #339977
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 #339977 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/339977-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