Color

#4ba4ec

#4ba4ec
hex#4ba4ec
rgbrgb(75, 164, 236)
hslhsl(207, 81%, 61%)
oklchoklch(0.696 0.136 246)
Closest name: Cerulean (#55aaee)Relative luminance 0.341

Colors that go with #4ba4ec

Charcoal, Medium Sea Green and Peru 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 →

#ec934b

#4bece4 · #4b53ec

#ec4ba4 · #a4ec4b

Split-complementary

Open in tool →

#ec4b53 · #ece44b

#e44bec · #ec934b · #53ec4b

Contrast

#4ba4ec as textRatioAAAA largeAAAFix
Aaon white
2.69:1failfailfail
  • AA: use #1579cb as the text (4.54:1)
  • AAA: use #105b98 as the text (7.07:1)
  • AA: or shift the background to #363636 (4.5:1)
  • AAA: or shift the background to #0f0f0f (7.14:1)
Aaon black
7.82:1passpasspassPasses 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 #4ba4ec 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

#4ba4ec reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4ba4ec
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 #4ba4ec and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4ba4ec-9cadc4-df4e53-1f212d-e9f1f1?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