Color

#40fcdd

#40fcdd
hex#40fcdd
rgbrgb(64, 252, 221)
hslhsl(170, 97%, 62%)
oklchoklch(0.893 0.151 178.6)
Closest name: aquamarine (#7fffd4)Relative luminance 0.7593

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fc405f

#40fc7f · #40bdfc

#dd40fc · #fcdd40

Split-complementary

Open in tool →

#fc40bd · #fc7f40

#7f40fc · #fc405f · #bdfc40

Contrast

#40fcdd as textRatioAAAA largeAAAFix
Aaon white
1.3:1failfailfail
  • AA: use #02836d as the text (4.7:1)
  • AAA: use #026454 as the text (7.11:1)
  • AA: or shift the background to #636363 (4.63:1)
  • AAA: or shift the background to #474747 (7.16:1)
Aaon black
16.19:1passpasspassPasses 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 #40fcdd 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 #40fcdd
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 #40fcdd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40fcdd-a2bebd-d459a9-1f292d-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