Color

#3ffdf0

#3ffdf0
hex#3ffdf0
rgbrgb(63, 253, 240)
hslhsl(176, 98%, 62%)
oklchoklch(0.901 0.146 187.9)
Closest name: Arctic Water (#00fcfc)Relative luminance 0.776

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fd3f4c

#3ffd91 · #3fabfd

#f03ffd · #fdf03f

Split-complementary

Open in tool →

#fd3fab · #fd913f

#913ffd · #fd3f4c · #abfd3f

Contrast

#3ffdf0 as textRatioAAAA largeAAAFix
Aaon white
1.27:1failfailfail
  • AA: use #01837b as the text (4.63:1)
  • AAA: use #01605a as the text (7.44:1)
  • AA: or shift the background to #666666 (4.52:1)
  • AAA: or shift the background to #474747 (7.31:1)
Aaon black
16.52:1passpasspassPasses 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 #3ffdf0 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 #3ffdf0
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 #3ffdf0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ffdf0-a2bdbe-d4599d-1f282d-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