Color

#688dfd

#688dfd
hex#688dfd
rgbrgb(104, 141, 253)
hslhsl(225, 97%, 70%)
oklchoklch(0.67 0.171 267.9)
Closest name: cornflowerblue (#6495ed)Relative luminance 0.2908

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fdd868

#68d8fd · #8d68fd

#fd688d · #8dfd68

Split-complementary

Open in tool →

#fd8d68 · #d8fd68

#fd68d8 · #fdd868 · #68fd8d

Contrast

#688dfd as textRatioAAAA largeAAAFix
Aaon white
3.08:1failpassfail
  • AA: use #3668fc as the text (4.62:1)
  • AAA: use #043ff1 as the text (7.03:1)
  • AA: or shift the background to #2b2b2b (4.6:1)
Aaon black
6.82:1passpassfail
  • AAA: use #6d91fd as the text (7.12:1)

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

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

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

tool url/palettes/new/688dfd-9ca1c4-df754e-221f2d-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