Color

#337a72

#337a72
hex#337a72
rgbrgb(51, 122, 114)
hslhsl(173, 41%, 34%)
oklchoklch(0.532 0.072 185.3)
Closest name: Green Sleeves (#39766c)Relative luminance 0.1584

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7a333b

#337a4e · #335f7a

#72337a · #7a7233

Split-complementary

Open in tool →

#7a335f · #7a4e33

#4e337a · #7a333b · #5f7a33

Contrast

#337a72 as textRatioAAAA largeAAAFix
Aaon white
5.04:1passpassfail
  • AAA: use #29615a as the text (7.11:1)
Aaon black
4.17:1failpassfail
  • AA: use #368179 as the text (4.57:1)
  • AAA: use #45a59a as the text (7.1:1)
  • AA: or shift the background to #f2f2f2 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #337a72 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 #337a72
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #337a72 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/337a72-a2bebe-d459a3-1f292d-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