Color

#4cb2fa

#4cb2fa
hex#4cb2fa
rgbrgb(76, 178, 250)
hslhsl(205, 95%, 64%)
oklchoklch(0.735 0.141 242.9)
Closest name: Cerulean (#55aaee)Relative luminance 0.4028

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fa954c

#4cfaec · #4c5bfa

#fa4cb2 · #b2fa4c

Split-complementary

Open in tool →

#fa4c5b · #faec4c

#ec4cfa · #fa954c · #5bfa4c

Contrast

#4cb2fa as textRatioAAAA largeAAAFix
Aaon white
2.32:1failfailfail
  • AA: use #0579cc as the text (4.55:1)
  • AAA: use #045995 as the text (7.32:1)
  • AA: or shift the background to #3d3d3d (4.68:1)
  • AAA: or shift the background to #1f1f1f (7.11:1)
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 #4cb2fa as the background.

Brands using this color

Fonts for this mood

#4cb2fa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4cb2fa
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 #4cb2fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4cb2fa-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