Color

#143afa

#143afa
hex#143afa
rgbrgb(20, 58, 250)
hslhsl(230, 96%, 53%)
oklchoklch(0.49 0.278 265.2)
Closest name: C64 Blue (#003aff)Relative luminance 0.1008

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fad414

#14aefa · #6114fa

#fa143a · #3afa14

Split-complementary

Open in tool →

#fa6114 · #aefa14

#fa14ae · #fad414 · #14fa61

Contrast

#143afa as textRatioAAAA largeAAAFix
Aaon white
6.96:1passpassfail
  • AAA: use #0f36fa as the text (7.17:1)
Aaon black
3.02:1failpassfail
  • AA: use #4b68fb as the text (4.67:1)
  • AAA: use #788efc as the text (7.07:1)
  • AA: or shift the background to #d1d1d1 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #143afa 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

#143afa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #143afa
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 #143afa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/143afa-9c9ec4-df814e-231f2d-e9eef1?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