Color

#effaf5

#effaf5
hex#effaf5
rgbrgb(239, 250, 245)
hslhsl(153, 52%, 96%)
oklchoklch(0.976 0.013 167.2)
Closest name: Cold White (#edfcfb)Relative luminance 0.9331

Tints & shades

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

Harmonies

Complementary

Open in tool →

#faeff4

#effaf0 · #effafa

#f5effa · #faf5ef

Split-complementary

Open in tool →

#faeffa · #faf0ef

#f0effa · #faeff4 · #fafaef

Contrast

#effaf5 as textRatioAAAA largeAAAFix
Aaon white
1.07:1failfailfail
  • AA: use #2a845b as the text (4.62:1)
  • AAA: use #1f6143 as the text (7.37:1)
  • AA: or shift the background to #707070 (4.64:1)
  • AAA: or shift the background to #545454 (7.09:1)
Aaon black
19.66:1passpasspassPasses 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 #effaf5 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#effaf5 reads as light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #effaf5
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 #effaf5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/effaf5-a2beb5-d459cc-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