Color

#78cecb

#78cecb
hex#78cecb
rgbrgb(120, 206, 203)
hslhsl(178, 47%, 64%)
oklchoklch(0.796 0.084 192.7)
Closest name: Hidden Sea Glass (#6fd1c9)Relative luminance 0.5245

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ce787b

#78cea0 · #78a6ce

#cb78ce · #cecb78

Split-complementary

Open in tool →

#ce78a6 · #cea078

#a078ce · #ce787b · #a6ce78

Contrast

#78cecb as textRatioAAAA largeAAAFix
Aaon white
1.83:1failfailfail
  • AA: use #2e7f7d as the text (4.72:1)
  • AAA: use #23615f as the text (7.13:1)
  • AA: or shift the background to #4d4d4d (4.62:1)
  • AAA: or shift the background to #303030 (7.22:1)
Aaon black
11.49:1passpasspassPasses 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 #78cecb 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 #78cecb
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 #78cecb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78cecb-a2bcbe-d45999-1f282d-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