Color

#eff2fb

#eff2fb
hex#eff2fb
rgbrgb(239, 242, 251)
hslhsl(225, 60%, 96%)
oklchoklch(0.961 0.012 271.3)
Closest name: Errigal White (#f2f2f4)Relative luminance 0.8882

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fbf8ef

#eff8fb · #f2effb

#fbeff2 · #f2fbef

Split-complementary

Open in tool →

#fbf2ef · #f8fbef

#fbeff8 · #fbf8ef · #effbf2

Contrast

#eff2fb as textRatioAAAA largeAAAFix
Aaon white
1.12:1failfailfail
  • AA: use #5070d3 as the text (4.57:1)
  • AAA: use #2e50b8 as the text (7.1:1)
  • AA: or shift the background to #6e6e6e (4.56:1)
  • AAA: or shift the background to #4f4f4f (7.32:1)
Aaon black
18.76:1passpasspassPasses 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 #eff2fb as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#eff2fb reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #eff2fb
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 #eff2fb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/eff2fb-9ca1c4-df754e-221f2d-e9eff1?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