Color

#4ba8e2

#4ba8e2
hex#4ba8e2
rgbrgb(75, 168, 226)
hslhsl(203, 72%, 59%)
oklchoklch(0.7 0.122 239.3)
Closest name: Cousteau (#55a9d6)Relative luminance 0.3499

Colors that go with #4ba8e2

Charcoal, Peru and Amber 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 →

#e2854b

#4be2d0 · #4b5de2

#e24ba8 · #a8e24b

Split-complementary

Open in tool →

#e24b5d · #e2d04b

#d04be2 · #e2854b · #5de24b

Contrast

#4ba8e2 as textRatioAAAA largeAAAFix
Aaon white
2.63:1failfailfail
  • AA: use #1d7ab4 as the text (4.67:1)
  • AAA: use #165c88 as the text (7.19:1)
  • AA: or shift the background to #363636 (4.6:1)
  • AAA: or shift the background to #141414 (7.02:1)
Aaon black
8:1passpasspassPasses 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 #4ba8e2 as the background.

Brands using this color

Fonts for this mood

#4ba8e2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4ba8e2
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 #4ba8e2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4ba8e2-9cb0c4-df4e5d-1f222d-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