Color

#4bb1ce

#4bb1ce
hex#4bb1ce
rgbrgb(75, 177, 206)
hslhsl(193, 57%, 55%)
oklchoklch(0.712 0.102 219.7)
Closest name: Blue Martini (#52b4d3)Relative luminance 0.374

Colors that go with #4bb1ce

Charcoal, Amber and Dark Orange 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 #4bb1ce

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ce674b

#4bcea9 · #4b70ce

#ce4bb1 · #b1ce4b

Split-complementary

Open in tool →

#ce4b70 · #cea94b

#a94bce · #ce674b · #70ce4b

Contrast

#4bb1ce as textRatioAAAA largeAAAFix
Aaon white
2.48:1failfailfail
  • AA: use #2a8098 as the text (4.53:1)
  • AAA: use #1f5e70 as the text (7.26:1)
  • AA: or shift the background to #3b3b3b (4.52:1)
  • AAA: or shift the background to #1a1a1a (7.03:1)
Aaon black
8.48:1passpasspassPasses 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 #4bb1ce 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

#4bb1ce reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4bb1ce
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 #4bb1ce and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4bb1ce-a2b5be-df4e75-1f242d-e9f1ef?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