Color

#0b5eda

#0b5eda
hex#0b5eda
rgbrgb(11, 94, 218)
hslhsl(216, 90%, 45%)
oklchoklch(0.517 0.204 260.1)
Closest name: Bluetiful (#3c69e7)Relative luminance 0.1314

Tints & shades

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

Harmonies

Complementary

Open in tool →

#da870b

#0bc5da · #200bda

#da0b5e · #5eda0b

Split-complementary

Open in tool →

#da200b · #c5da0b

#da0bc5 · #da870b · #0bda20

Contrast

#0b5eda as textRatioAAAA largeAAAFix
Aaon white
5.79:1passpassfail
  • AAA: use #0a52bd as the text (7.11:1)
Aaon black
3.63:1failpassfail
  • AA: use #166ff3 as the text (4.6:1)
  • AAA: use #5596f6 as the text (7.08:1)
  • AA: or shift the background to #e3e3e3 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0b5eda as the background.

Brands using this color

Fonts for this mood

#0b5eda reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0b5eda
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 #0b5eda and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0b5eda-9ca7c4-df5f4e-201f2d-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