Color

#78d3cd

#78d3cd
hex#78d3cd
rgbrgb(120, 211, 205)
hslhsl(176, 51%, 65%)
oklchoklch(0.809 0.088 190.1)
Closest name: Hidden Sea Glass (#6fd1c9)Relative luminance 0.5499

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d3787e

#78d3a0 · #78acd3

#cd78d3 · #d3cd78

Split-complementary

Open in tool →

#d378ac · #d3a078

#a078d3 · #d3787e · #acd378

Contrast

#78d3cd as textRatioAAAA largeAAAFix
Aaon white
1.75:1failfailfail
  • AA: use #2a837d as the text (4.52:1)
  • AAA: use #1f605c as the text (7.28:1)
  • AA: or shift the background to #4f4f4f (4.68:1)
  • AAA: or shift the background to #333333 (7.22:1)
Aaon black
12:1passpasspassPasses 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 #78d3cd 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 #78d3cd
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 #78d3cd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78d3cd-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