Color

#688bdf

#688bdf
hex#688bdf
rgbrgb(104, 139, 223)
hslhsl(222, 65%, 64%)
oklchoklch(0.648 0.132 265.7)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2674

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dfbb68

#68c7df · #7f68df

#df688b · #8bdf68

Split-complementary

Open in tool →

#df7f68 · #c7df68

#df68c7 · #dfbb68 · #68df7f

Contrast

#688bdf as textRatioAAAA largeAAAFix
Aaon white
3.31:1failpassfail
  • AA: use #4672d8 as the text (4.51:1)
  • AAA: use #2651b5 as the text (7.18:1)
  • AA: or shift the background to #262626 (4.57:1)
Aaon black
6.35:1passpassfail
  • AAA: use #7495e2 as the text (7.14:1)

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

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

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

tool url/palettes/new/688bdf-9ca3c4-df6e4e-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