Color

#0283bb

#0283bb
hex#0283bb
rgbrgb(2, 131, 187)
hslhsl(198, 98%, 37%)
oklchoklch(0.578 0.127 237.4)
Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.1983

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bb3902

#02bb96 · #0227bb

#bb0283 · #83bb02

Split-complementary

Open in tool →

#bb0227 · #bb9602

#9602bb · #bb3902 · #27bb02

Contrast

#0283bb as textRatioAAAA largeAAAFix
Aaon white
4.23:1failpassfail
  • AA: use #027cb1 as the text (4.65:1)
  • AAA: use #015c83 as the text (7.34:1)
  • AA: or shift the background to #0f0f0f (4.53:1)
Aaon black
4.97:1passpassfail
  • AAA: use #02a0e3 as the text (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0283bb as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#0283bb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0283bb
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 #0283bb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0283bb-9cb3c4-df4e69-1f232d-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