Color

#688ddf

#688ddf
hex#688ddf
rgbrgb(104, 141, 223)
hslhsl(221, 65%, 64%)
oklchoklch(0.652 0.13 264.7)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2732

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dfb968

#68c9df · #7d68df

#df688d · #8ddf68

Split-complementary

Open in tool →

#df7d68 · #c9df68

#df68c9 · #dfb968 · #68df7d

Contrast

#688ddf as textRatioAAAA largeAAAFix
Aaon white
3.25:1failpassfail
  • AA: use #4271d7 as the text (4.59:1)
  • AAA: use #2552b1 as the text (7.19:1)
  • AA: or shift the background to #262626 (4.66:1)
Aaon black
6.46:1passpassfail
  • AAA: use #7094e1 as the text (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #688ddf 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

#688ddf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #688ddf
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 #688ddf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/688ddf-9ca4c4-df6b4e-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