Color

#ecf4f1

#ecf4f1
hex#ecf4f1
rgbrgb(236, 244, 241)
hslhsl(157, 27%, 94%)
oklchoklch(0.96 0.009 171.8)
Closest name: Beluga (#eff2f1)Relative luminance 0.8889

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f4ecef

#ecf4ed · #ecf3f4

#f1ecf4 · #f4f1ec

Split-complementary

Open in tool →

#f4ecf3 · #f4edec

#edecf4 · #f4ecef · #f3f4ec

Contrast

#ecf4f1 as textRatioAAAA largeAAAFix
Aaon white
1.12:1failfailfail
  • AA: use #497e6a as the text (4.69:1)
  • AAA: use #386151 as the text (7.01:1)
  • AA: or shift the background to #6e6e6e (4.56:1)
  • AAA: or shift the background to #4f4f4f (7.32:1)
Aaon black
18.78:1passpasspassPasses 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 #ecf4f1 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#ecf4f1 reads as muted, light, minimal. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ecf4f1
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 #ecf4f1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ecf4f1-a2beb7-d459c4-1f2c2d-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