Color

#16def8

#16def8
hex#16def8
rgbrgb(22, 222, 248)
hslhsl(187, 94%, 53%)
oklchoklch(0.826 0.141 209.9)
Closest name: Aqua (#0ff0fe)Relative luminance 0.5919

Colors that go with #16def8

Charcoal, Crimson 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.

Real palettes that use #16def8

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f83116

#16f8a1 · #166df8

#f816de · #def816

Split-complementary

Open in tool →

#f8166d · #f8a116

#a116f8 · #f83116 · #6df816

Contrast

#16def8 as textRatioAAAA largeAAAFix
Aaon white
1.64:1failfailfail
  • AA: use #047f8f as the text (4.73:1)
  • AAA: use #03616d as the text (7.16:1)
  • AA: or shift the background to #545454 (4.63:1)
  • AAA: or shift the background to #383838 (7.17:1)
Aaon black
12.84:1passpasspassPasses 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 #16def8 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#16def8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #16def8
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 #16def8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/16def8-a2b8be-df4e83-1f262d-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