Color

#4cb1dc

#4cb1dc
hex#4cb1dc
rgbrgb(76, 177, 220)
hslhsl(198, 67%, 58%)
oklchoklch(0.718 0.112 229.3)
Closest name: Blue Martini (#52b4d3)Relative luminance 0.3815

Colors that go with #4cb1dc

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 →

#dc774c

#4cdcbf · #4c69dc

#dc4cb1 · #b1dc4c

Split-complementary

Open in tool →

#dc4c69 · #dcbf4c

#bf4cdc · #dc774c · #69dc4c

Contrast

#4cb1dc as textRatioAAAA largeAAAFix
Aaon white
2.43:1failfailfail
  • AA: use #217ea6 as the text (4.57:1)
  • AAA: use #185e7b as the text (7.18:1)
  • AA: or shift the background to #3b3b3b (4.6:1)
  • AAA: or shift the background to #1c1c1c (7:1)
Aaon black
8.63:1passpasspassPasses 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 #4cb1dc as the background.

Brands using this color

Fonts for this mood

#4cb1dc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4cb1dc
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 #4cb1dc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4cb1dc-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