Color

#0281ca

#0281ca
hex#0281ca
rgbrgb(2, 129, 202)
hslhsl(202, 98%, 40%)
oklchoklch(0.582 0.145 244.7)
Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.1998

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ca4b02

#02caaf · #021dca

#ca0281 · #81ca02

Split-complementary

Open in tool →

#ca021d · #caaf02

#af02ca · #ca4b02 · #1dca02

Contrast

#0281ca as textRatioAAAA largeAAAFix
Aaon white
4.2:1failpassfail
  • AA: use #027ac0 as the text (4.62:1)
  • AAA: use #015d92 as the text (7.04:1)
  • AA: or shift the background to #0f0f0f (4.56:1)
Aaon black
5:1passpassfail
  • AAA: use #029ef7 as the text (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0281ca as the background.

Brands using this color

Fonts for this mood

#0281ca reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0281ca
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 #0281ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0281ca-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