Color

#4badd8

#4badd8
hex#4badd8
rgbrgb(75, 173, 216)
hslhsl(198, 64%, 57%)
oklchoklch(0.707 0.11 230.1)
Closest name: Cousteau (#55a9d6)Relative luminance 0.3634

Colors that go with #4badd8

Charcoal, Amber and 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 →

#d8754b

#4bd8bb · #4b67d8

#d84bad · #add84b

Split-complementary

Open in tool →

#d84b67 · #d8bb4b

#bb4bd8 · #d8754b · #67d84b

Contrast

#4badd8 as textRatioAAAA largeAAAFix
Aaon white
2.54:1failfailfail
  • AA: use #247da3 as the text (4.63:1)
  • AAA: use #1b5d79 as the text (7.27:1)
  • AA: or shift the background to #383838 (4.62:1)
  • AAA: or shift the background to #171717 (7.06:1)
Aaon black
8.27:1passpasspassPasses 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 #4badd8 as the background.

Brands using this color

Fonts for this mood

#4badd8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4badd8
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 #4badd8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4badd8-9cb3c4-df4e69-1f232d-e9f1f0?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