Color

#ecf8f3

#ecf8f3
hex#ecf8f3
rgbrgb(236, 248, 243)
hslhsl(155, 46%, 95%)
oklchoklch(0.969 0.014 169.2)
Closest name: Calm Waters (#e7fafa)Relative luminance 0.9144

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f8ecf1

#ecf8ed · #ecf7f8

#f3ecf8 · #f8f3ec

Split-complementary

Open in tool →

#f8ecf7 · #f8edec

#edecf8 · #f8ecf1 · #f7f8ec

Contrast

#ecf8f3 as textRatioAAAA largeAAAFix
Aaon white
1.09:1failfailfail
  • AA: use #308260 as the text (4.68:1)
  • AAA: use #246147 as the text (7.3:1)
  • AA: or shift the background to #707070 (4.55:1)
  • AAA: or shift the background to #525252 (7.18:1)
Aaon black
19.29:1passpasspassPasses 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 #ecf8f3 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#ecf8f3 reads as light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ecf8f3
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 #ecf8f3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ecf8f3-a2beb6-d459c8-1f2d2d-e9f1ea?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