Color

#5ddff9

#5ddff9
hex#5ddff9
rgbrgb(93, 223, 249)
hslhsl(190, 93%, 67%)
oklchoklch(0.841 0.118 213.1)
Closest name: Cold Blue (#88dddd)Relative luminance 0.6194

Colors that go with #5ddff9

Charcoal, Deep Sky Blue and Dodger Blue 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 →

#f9775d

#5df9c5 · #5d91f9

#f95ddf · #dff95d

Split-complementary

Open in tool →

#f95d91 · #f9c55d

#c55df9 · #f9775d · #91f95d

Contrast

#5ddff9 as textRatioAAAA largeAAAFix
Aaon white
1.57:1failfailfail
  • AA: use #068099 as the text (4.61:1)
  • AAA: use #045f71 as the text (7.29:1)
  • AA: or shift the background to #575757 (4.61:1)
  • AAA: or shift the background to #3b3b3b (7.14:1)
Aaon black
13.39:1passpasspassPasses 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 #5ddff9 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

#5ddff9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5ddff9
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 #5ddff9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5ddff9-a2b6be-df4e7c-1f252d-e9f1ef?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