Color

#b4dff9

#b4dff9
hex#b4dff9
rgbrgb(180, 223, 249)
hslhsl(203, 85%, 84%)
oklchoklch(0.882 0.057 234.8)
Closest name: Broad Daylight (#bbddff)Relative luminance 0.6932

Colors that go with #b4dff9

Charcoal, Cornflower Blue and Goldenrod lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f9ceb4

#b4f9f1 · #b4bcf9

#f9b4de · #def9b4

Split-complementary

Open in tool →

#f9b4bc · #f9f1b4

#f1b4f9 · #f9ceb4 · #bcf9b4

Contrast

#b4dff9 as textRatioAAAA largeAAAFix
Aaon white
1.41:1failfailfail
  • AA: use #0f7abd as the text (4.63:1)
  • AAA: use #0b5c8e as the text (7.15:1)
  • AA: or shift the background to #5e5e5e (4.59:1)
  • AAA: or shift the background to #424242 (7.11:1)
Aaon black
14.86:1passpasspassPasses 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 #b4dff9 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#b4dff9 reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b4dff9
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #b4dff9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b4dff9-9cb0c4-df4e5d-1f222d-e9f1f0?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