Color

#effaf8

#effaf8
hex#effaf8
rgbrgb(239, 250, 248)
hslhsl(169, 52%, 96%)
oklchoklch(0.976 0.012 184.1)
Closest name: Cold White (#edfcfb)Relative luminance 0.935

Tints & shades

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

Harmonies

Complementary

Open in tool →

#faeff1

#effaf3 · #eff7fa

#f8effa · #faf8ef

Split-complementary

Open in tool →

#faeff7 · #faf3ef

#f3effa · #faeff1 · #f7faef

Contrast

#effaf8 as textRatioAAAA largeAAAFix
Aaon white
1.07:1failfailfail
  • AA: use #2a8473 as the text (4.52:1)
  • AAA: use #1f6155 as the text (7.24:1)
  • AA: or shift the background to #707070 (4.65:1)
  • AAA: or shift the background to #545454 (7.1:1)
Aaon black
19.7:1passpasspassPasses 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 #effaf8 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#effaf8 reads as light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #effaf8
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 #effaf8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/effaf8-a2bebc-d459ab-1f2a2d-e9f1ec?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