Color

#2883fb

#2883fb
hex#2883fb
rgbrgb(40, 131, 251)
hslhsl(214, 96%, 57%)
oklchoklch(0.623 0.198 257.4)
Closest name: Azure (#007fff)Relative luminance 0.2365

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fb9f28

#28edfb · #3628fb

#fb2883 · #83fb28

Split-complementary

Open in tool →

#fb3628 · #edfb28

#fb28ed · #fb9f28 · #28fb36

Contrast

#2883fb as textRatioAAAA largeAAAFix
Aaon white
3.67:1failpassfail
  • AA: use #056ffa as the text (4.51:1)
  • AAA: use #0452b9 as the text (7.21:1)
  • AA: or shift the background to #1c1c1c (4.65:1)
Aaon black
5.73:1passpassfail
  • AAA: use #4b97fb 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 #2883fb as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2883fb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2883fb
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 #2883fb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2883fb-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