Color

#99deea

#99deea
hex#99deea
rgbrgb(153, 222, 234)
hslhsl(189, 66%, 76%)
oklchoklch(0.859 0.071 209.5)
Closest name: Blizzard Blue (#a3e3ed)Relative luminance 0.6496

Colors that go with #99deea

Charcoal, Dark Salmon and Burlywood 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.

Real palettes that use #99deea

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eaa699

#99eace · #99b6ea

#ea99de · #deea99

Split-complementary

Open in tool →

#ea99b6 · #eace99

#ce99ea · #eaa699 · #b6ea99

Contrast

#99deea as textRatioAAAA largeAAAFix
Aaon white
1.5:1failfailfail
  • AA: use #1d7f90 as the text (4.68:1)
  • AAA: use #17616e as the text (7.07:1)
  • AA: or shift the background to #595959 (4.67:1)
  • AAA: or shift the background to #3d3d3d (7.24:1)
Aaon black
13.99:1passpasspassPasses 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 #99deea as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#99deea reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #99deea
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 #99deea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/99deea-a2b7be-df4e7e-1f252d-e9f1ee?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