Color

#3dffd2

#3dffd2
hex#3dffd2
rgbrgb(61, 255, 210)
hslhsl(166, 100%, 62%)
oklchoklch(0.897 0.161 172.6)
Closest name: aquamarine (#7fffd4)Relative luminance 0.7717

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ff3d6a

#3dff71 · #3dcbff

#d23dff · #ffd23d

Split-complementary

Open in tool →

#ff3dcb · #ff713d

#713dff · #ff3d6a · #cbff3d

Contrast

#3dffd2 as textRatioAAAA largeAAAFix
Aaon white
1.28:1failfailfail
  • AA: use #008566 as the text (4.62:1)
  • AAA: use #00614a as the text (7.48:1)
  • AA: or shift the background to #636363 (4.7:1)
  • AAA: or shift the background to #474747 (7.27:1)
Aaon black
16.43:1passpasspassPasses 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 #3dffd2 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 #3dffd2
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 #3dffd2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3dffd2-a2bebb-d459b1-1f2a2d-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