Color

#2724ff

#2724ff
hex#2724ff
rgbrgb(39, 36, 255)
hslhsl(241, 100%, 57%)
oklchoklch(0.478 0.295 268)
Closest name: C64 Blue (#003aff)Relative luminance 0.0891

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fbff24

#248eff · #9524ff

#ff2724 · #24ff27

Split-complementary

Open in tool →

#ff9524 · #8eff24

#ff248e · #fbff24 · #24ff95

Contrast

#2724ff as textRatioAAAA largeAAAFix
Aaon white
7.55:1passpasspassPasses AAA — no fix needed.
Aaon black
2.78:1failfailfail
  • AA: use #6461ff as the text (4.7:1)
  • AAA: use #8c8aff as the text (7.19:1)
  • AA: or shift the background to #c9c9c9 (4.56:1)
  • AAA: or shift the background to #f7f7f7 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2724ff as the background.

Brands using this color

Fonts for this mood

#2724ff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2724ff
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 #2724ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2724ff-a19cc4-df9b4e-261f2d-e9edf1?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