Color

#0648ef

#0648ef
hex#0648ef
rgbrgb(6, 72, 239)
hslhsl(223, 95%, 48%)
oklchoklch(0.497 0.254 263.5)
Closest name: C64 Blue (#003aff)Relative luminance 0.1091

Tints & shades

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

Harmonies

Complementary

Open in tool →

#efad06

#06bcef · #3906ef

#ef0648 · #48ef06

Split-complementary

Open in tool →

#ef3906 · #bcef06

#ef06bc · #efad06 · #06ef39

Contrast

#0648ef as textRatioAAAA largeAAAFix
Aaon white
6.6:1passpassfail
  • AAA: use #0645e5 as the text (7.02:1)
Aaon black
3.18:1failpassfail
  • AA: use #336bfa as the text (4.62:1)
  • AAA: use #6a93fb as the text (7.18:1)
  • AA: or shift the background to #d6d6d6 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0648ef 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

#0648ef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0648ef
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 #0648ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0648ef-9ca3c4-df704e-211f2d-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