Color

#0064fa

#0064fa
hex#0064fa
rgbrgb(0, 100, 250)
hslhsl(216, 100%, 49%)
oklchoklch(0.555 0.237 260.8)
Closest name: Blue Ribbon (#0066ff)Relative luminance 0.1602

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fa9600

#00e1fa · #1900fa

#fa0064 · #64fa00

Split-complementary

Open in tool →

#fa1900 · #e1fa00

#fa00e1 · #fa9600 · #00fa19

Contrast

#0064fa as textRatioAAAA largeAAAFix
Aaon white
5:1passpassfail
  • AAA: use #0050c7 as the text (7.07:1)
Aaon black
4.2:1failpassfail
  • AA: use #0a6cff as the text (4.6:1)
  • AAA: use #5297ff as the text (7.23:1)
  • AA: or shift the background to #f5f5f5 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0064fa as the background.

Brands using this color

Fonts for this mood

#0064fa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0064fa
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 #0064fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0064fa-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