Color

#648ef7

#648ef7
hex#648ef7
rgbrgb(100, 142, 247)
hslhsl(223, 90%, 68%)
oklchoklch(0.666 0.163 265.8)
Closest name: cornflowerblue (#6495ed)Relative luminance 0.2877

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f7cd64

#64d7f7 · #8464f7

#f7648e · #8ef764

Split-complementary

Open in tool →

#f78464 · #d7f764

#f764d7 · #f7cd64 · #64f784

Contrast

#648ef7 as textRatioAAAA largeAAAFix
Aaon white
3.11:1failpassfail
  • AA: use #346af4 as the text (4.65:1)
  • AAA: use #0b46da as the text (7.23:1)
  • AA: or shift the background to #2b2b2b (4.55:1)
Aaon black
6.75:1passpassfail
  • AAA: use #6e95f7 as the text (7.31:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #648ef7 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

#648ef7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #648ef7
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 #648ef7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/648ef7-9ca3c4-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