Color

#3bb075

#3bb075
hex#3bb075
rgbrgb(59, 176, 117)
hslhsl(150, 50%, 46%)
oklchoklch(0.677 0.137 157.3)
Closest name: mediumseagreen (#3cb371)Relative luminance 0.3326

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b03b75

#3bb03b · #3bb0b0

#753bb0 · #b0753b

Split-complementary

Open in tool →

#b03bb0 · #b03b3b

#3b3bb0 · #b03b75 · #b0b03b

Contrast

#3bb075 as textRatioAAAA largeAAAFix
Aaon white
2.74:1failfailfail
  • AA: use #2d8659 as the text (4.5:1)
  • AAA: use #216342 as the text (7.17:1)
  • AA: or shift the background to #333333 (4.6:1)
  • AAA: or shift the background to #0d0d0d (7.08:1)
Aaon black
7.65:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3bb075 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 #3bb075
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 #3bb075 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3bb075-a2beb3-d459d2-1f2d2c-e9f1ea?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