Color

#2fb2f4

#2fb2f4
hex#2fb2f4
rgbrgb(47, 178, 244)
hslhsl(200, 90%, 57%)
oklchoklch(0.725 0.144 236.6)
Closest name: Cerulean (#55aaee)Relative luminance 0.3898

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f4702f

#2ff4d3 · #2f50f4

#f42fb2 · #b2f42f

Split-complementary

Open in tool →

#f42f50 · #f4d32f

#d32ff4 · #f4702f · #50f42f

Contrast

#2fb2f4 as textRatioAAAA largeAAAFix
Aaon white
2.39:1failfailfail
  • AA: use #097bb3 as the text (4.67:1)
  • AAA: use #075d88 as the text (7.17:1)
  • AA: or shift the background to #3d3d3d (4.55:1)
  • AAA: or shift the background to #1c1c1c (7.14:1)
Aaon black
8.8:1passpasspassPasses 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 #2fb2f4 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2fb2f4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2fb2f4
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 #2fb2f4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2fb2f4-9cb2c4-df4e64-1f232d-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