Color

#3bdeb2

#3bdeb2
hex#3bdeb2
rgbrgb(59, 222, 178)
hslhsl(164, 71%, 55%)
oklchoklch(0.808 0.146 170.1)
Closest name: Aquamarine (#2ee8bb)Relative luminance 0.5639

Tints & shades

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

Harmonies

Complementary

Open in tool →

#de3b66

#3bde61 · #3bb8de

#b23bde · #deb23b

Split-complementary

Open in tool →

#de3bb8 · #de613b

#613bde · #de3b66 · #b8de3b

Contrast

#3bdeb2 as textRatioAAAA largeAAAFix
Aaon white
1.71:1failfailfail
  • AA: use #168366 as the text (4.7:1)
  • AAA: use #11644e as the text (7.1:1)
  • AA: or shift the background to #525252 (4.57:1)
  • AAA: or shift the background to #363636 (7.06:1)
Aaon black
12.28:1passpasspassPasses 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 #3bdeb2 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 #3bdeb2
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 #3bdeb2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3bdeb2-a2beba-d459b5-1f2b2d-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