Color

#0a47ff

#0a47ff
hex#0a47ff
rgbrgb(10, 71, 255)
hslhsl(225, 100%, 52%)
oklchoklch(0.512 0.273 264)
Closest name: C64 Blue (#003aff)Relative luminance 0.1179

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ffc20a

#0ac2ff · #470aff

#ff0a47 · #47ff0a

Split-complementary

Open in tool →

#ff470a · #c2ff0a

#ff0ac2 · #ffc20a · #0aff47

Contrast

#0a47ff as textRatioAAAA largeAAAFix
Aaon white
6.25:1passpassfail
  • AAA: use #003df5 as the text (7.03:1)
Aaon black
3.36:1failpassfail
  • AA: use #386aff as the text (4.67:1)
  • AAA: use #6b90ff as the text (7.06:1)
  • AA: or shift the background to #dbdbdb (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0a47ff as the background.

Brands using this color

Fonts for this mood

#0a47ff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0a47ff
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 #0a47ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0a47ff-9ca1c4-df754e-221f2d-e9eff1?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