Color

#5cb3fa

#5cb3fa
hex#5cb3fa
rgbrgb(92, 179, 250)
hslhsl(207, 94%, 67%)
oklchoklch(0.743 0.133 245.6)
Closest name: Cerulean (#55aaee)Relative luminance 0.4142

Tints & shades

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

Harmonies

Complementary

Open in tool →

#faa35c

#5cfaf2 · #5c64fa

#fa5cb3 · #b3fa5c

Split-complementary

Open in tool →

#fa5c64 · #faf25c

#f25cfa · #faa35c · #64fa5c

Contrast

#5cb3fa as textRatioAAAA largeAAAFix
Aaon white
2.26:1failfailfail
  • AA: use #0778d5 as the text (4.51:1)
  • AAA: use #05599e as the text (7.17:1)
  • AA: or shift the background to #404040 (4.58:1)
  • AAA: or shift the background to #212121 (7.12:1)
Aaon black
9.28:1passpasspassPasses 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 #5cb3fa as the background.

Brands using this color

Fonts for this mood

#5cb3fa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5cb3fa
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 #5cb3fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5cb3fa-9cadc4-df4e53-1f212d-e9f1f1?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