Color

#4eb4da

#4eb4da
hex#4eb4da
rgbrgb(78, 180, 218)
hslhsl(196, 65%, 58%)
oklchoklch(0.725 0.108 225.9)
Closest name: Blue Martini (#52b4d3)Relative luminance 0.3932

Tints & shades

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

Harmonies

Complementary

Open in tool →

#da734e

#4edab9 · #4e6fda

#da4eb4 · #b4da4e

Split-complementary

Open in tool →

#da4e6f · #dab94e

#b94eda · #da734e · #6fda4e

Contrast

#4eb4da as textRatioAAAA largeAAAFix
Aaon white
2.37:1failfailfail
  • AA: use #227ea0 as the text (4.61:1)
  • AAA: use #1a607a as the text (7:1)
  • AA: or shift the background to #3d3d3d (4.59:1)
  • AAA: or shift the background to #1c1c1c (7.19:1)
Aaon black
8.86:1passpasspassPasses 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 #4eb4da 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

#4eb4da reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4eb4da
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #4eb4da and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4eb4da-9cb5c4-df4e6e-1f232d-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