Color

#ecfcfd

#ecfcfd
hex#ecfcfd
rgbrgb(236, 252, 253)
hslhsl(184, 81%, 96%)
oklchoklch(0.98 0.017 201.4)
Closest name: Cold White (#edfcfb)Relative luminance 0.9455

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fdeeed

#edfdf6 · #edf4fd

#fdedfc · #fcfded

Split-complementary

Open in tool →

#fdedf4 · #fdf6ed

#f6edfd · #fdeeed · #f4fded

Contrast

#ecfcfd as textRatioAAAA largeAAAFix
Aaon white
1.05:1failfailfail
  • AA: use #0f828a as the text (4.58:1)
  • AAA: use #0b5f66 as the text (7.39:1)
  • AA: or shift the background to #707070 (4.69:1)
  • AAA: or shift the background to #545454 (7.18:1)
Aaon black
19.91:1passpasspassPasses 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 #ecfcfd as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#ecfcfd reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ecfcfd
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 #ecfcfd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ecfcfd-a2b9be-df4e8a-1f262d-e9f1ee?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