Color

#4ab2fc

#4ab2fc
hex#4ab2fc
rgbrgb(74, 178, 252)
hslhsl(205, 97%, 64%)
oklchoklch(0.735 0.143 243.3)
Closest name: Cerulean (#55aaee)Relative luminance 0.4032

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fc944a

#4afced · #4a59fc

#fc4ab2 · #b2fc4a

Split-complementary

Open in tool →

#fc4a59 · #fced4a

#ed4afc · #fc944a · #59fc4a

Contrast

#4ab2fc as textRatioAAAA largeAAAFix
Aaon white
2.32:1failfailfail
  • AA: use #0379ce as the text (4.54:1)
  • AAA: use #025997 as the text (7.3:1)
  • AA: or shift the background to #3d3d3d (4.69:1)
  • AAA: or shift the background to #1f1f1f (7.12:1)
Aaon black
9.06:1passpasspassPasses 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 #4ab2fc as the background.

Brands using this color

Fonts for this mood

#4ab2fc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4ab2fc
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 #4ab2fc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4ab2fc-9cafc4-df4e58-1f212d-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