Color

#2783fc

#2783fc
hex#2783fc
rgbrgb(39, 131, 252)
hslhsl(214, 97%, 57%)
oklchoklch(0.624 0.199 257.4)
Closest name: Azure (#007fff)Relative luminance 0.2369

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fca027

#27eefc · #3527fc

#fc2783 · #83fc27

Split-complementary

Open in tool →

#fc3527 · #eefc27

#fc27ee · #fca027 · #27fc35

Contrast

#2783fc as textRatioAAAA largeAAAFix
Aaon white
3.66:1failpassfail
  • AA: use #046df6 as the text (4.64:1)
  • AAA: use #0352ba as the text (7.19:1)
  • AA: or shift the background to #1f1f1f (4.5:1)
Aaon black
5.74:1passpassfail
  • AAA: use #4a97fc as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2783fc as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2783fc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2783fc
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 #2783fc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2783fc-9ca9c4-df5a4e-1f1f2d-e9f0f1?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