Color

#99ffdf

#99ffdf
hex#99ffdf
rgbrgb(153, 255, 223)
hslhsl(161, 100%, 80%)
oklchoklch(0.929 0.106 171.8)
Closest name: Mintastic (#afffd5)Relative luminance 0.8362

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ff99b9

#99ffac · #99ecff

#df99ff · #ffdf99

Split-complementary

Open in tool →

#ff99ec · #ffac99

#ac99ff · #ff99b9 · #ecff99

Contrast

#99ffdf as textRatioAAAA largeAAAFix
Aaon white
1.18:1failfailfail
  • AA: use #00855b as the text (4.66:1)
  • AAA: use #006646 as the text (7.03:1)
  • AA: or shift the background to #696969 (4.63:1)
  • AAA: or shift the background to #4d4d4d (7.13:1)
Aaon black
17.72:1passpasspassPasses 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 #99ffdf 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

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

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

tool url/palettes/new/99ffdf-a2beb8-d459bb-1f2c2d-e9f1eb?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