Color

#99acff

#99acff
hex#99acff
rgbrgb(153, 172, 255)
hslhsl(229, 100%, 80%)
oklchoklch(0.763 0.121 273.4)
Closest name: Widowmaker (#99aaff)Relative luminance 0.435

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ffec99

#99dfff · #b999ff

#ff99ac · #acff99

Split-complementary

Open in tool →

#ffb999 · #dfff99

#ff99df · #ffec99 · #99ffb9

Contrast

#99acff as textRatioAAAA largeAAAFix
Aaon white
2.17:1failfailfail
  • AA: use #4265ff as the text (4.63:1)
  • AAA: use #0533ff as the text (7.18:1)
  • AA: or shift the background to #424242 (4.64:1)
  • AAA: or shift the background to #242424 (7.17:1)
Aaon black
9.7:1passpasspassPasses 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 #99acff as the background.

Brands using this color

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

Fonts for this mood

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

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

tool url/palettes/new/99acff-9c9fc4-df7e4e-231f2d-e9eef1?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