Color

#ecf9f2

#ecf9f2
hex#ecf9f2
rgbrgb(236, 249, 242)
hslhsl(148, 52%, 95%)
oklchoklch(0.971 0.017 162.8)
Closest name: Calm Waters (#e7fafa)Relative luminance 0.92

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f9ecf3

#ecf9ec · #ecf9f8

#f2ecf9 · #f9f2ec

Split-complementary

Open in tool →

#f8ecf9 · #f9ecec

#ececf9 · #f9ecf3 · #f9f8ec

Contrast

#ecf9f2 as textRatioAAAA largeAAAFix
Aaon white
1.08:1failfailfail
  • AA: use #2a8454 as the text (4.64:1)
  • AAA: use #206540 as the text (7.01:1)
  • AA: or shift the background to #707070 (4.57:1)
  • AAA: or shift the background to #525252 (7.22:1)
Aaon black
19.4:1passpasspassPasses 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 #ecf9f2 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#ecf9f2 reads as light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ecf9f2
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 #ecf9f2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ecf9f2-a2beb2-d259d4-1f2d2c-eaf1e9?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