Color

#2facf4

#2facf4
hex#2facf4
rgbrgb(47, 172, 244)
hslhsl(202, 90%, 57%)
oklchoklch(0.711 0.148 240)
Closest name: Cerulean (#55aaee)Relative luminance 0.3664

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f4772f

#2ff4da · #2f49f4

#f42fac · #acf42f

Split-complementary

Open in tool →

#f42f49 · #f4da2f

#da2ff4 · #f4772f · #49f42f

Contrast

#2facf4 as textRatioAAAA largeAAAFix
Aaon white
2.52:1failfailfail
  • AA: use #0a7bbd as the text (4.58:1)
  • AAA: use #075c8d as the text (7.18:1)
  • AA: or shift the background to #383838 (4.65:1)
  • AAA: or shift the background to #171717 (7.11:1)
Aaon black
8.33:1passpasspassPasses 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 #2facf4 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2facf4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2facf4
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 #2facf4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2facf4-9cb1c4-df4e5f-1f222d-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