Color

#337a79

#337a79
hex#337a79
rgbrgb(51, 122, 121)
hslhsl(179, 41%, 34%)
oklchoklch(0.535 0.071 194)
Closest name: Green Sleeves (#39766c)Relative luminance 0.16

Colors that go with #337a79

Charcoal, Crimson 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7a3334

#337a56 · #33587a

#79337a · #7a7933

Split-complementary

Open in tool →

#7a3358 · #7a5633

#56337a · #7a3334 · #587a33

Contrast

#337a79 as textRatioAAAA largeAAAFix
Aaon white
5:1passpassfail
  • AAA: use #296160 as the text (7.06:1)
Aaon black
4.2:1failpassfail
  • AA: use #368180 as the text (4.61:1)
  • AAA: use #45a5a4 as the text (7.17:1)
  • AA: or shift the background to #f5f5f5 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #337a79 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 #337a79
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 #337a79 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/337a79-a2bbbe-d45996-1f272d-e9f1ed?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