Color

#5dcfe9

#5dcfe9
hex#5dcfe9
rgbrgb(93, 207, 233)
hslhsl(191, 76%, 64%)
oklchoklch(0.799 0.109 215.1)
Closest name: Sky Blue (#87ceeb)Relative luminance 0.5284

Colors that go with #5dcfe9

Charcoal, Dark Salmon and Crimson 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 →

#e9775d

#5de9bd · #5d8ae9

#e95dcf · #cfe95d

Split-complementary

Open in tool →

#e95d8a · #e9bd5d

#bd5de9 · #e9775d · #8ae95d

Contrast

#5dcfe9 as textRatioAAAA largeAAAFix
Aaon white
1.82:1failfailfail
  • AA: use #158099 as the text (4.59:1)
  • AAA: use #0f5e70 as the text (7.35:1)
  • AA: or shift the background to #4f4f4f (4.51:1)
  • AAA: or shift the background to #303030 (7.27:1)
Aaon black
11.57:1passpasspassPasses 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 #5dcfe9 as the background.

Brands using this color

Fonts for this mood

#5dcfe9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5dcfe9
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 #5dcfe9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5dcfe9-a2b6be-df4e7a-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