Color

#688ecf

#688ecf
hex#688ecf
rgbrgb(104, 142, 207)
hslhsl(218, 52%, 61%)
oklchoklch(0.646 0.107 260.7)
Closest name: Blue Bay (#619ad6)Relative luminance 0.2679

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cfa968

#68c1cf · #7668cf

#cf688e · #8ecf68

Split-complementary

Open in tool →

#cf7668 · #c1cf68

#cf68c1 · #cfa968 · #68cf76

Contrast

#688ecf as textRatioAAAA largeAAAFix
Aaon white
3.3:1failpassfail
  • AA: use #4574c4 as the text (4.62:1)
  • AAA: use #31589b as the text (7:1)
  • AA: or shift the background to #262626 (4.58:1)
Aaon black
6.36:1passpassfail
  • AAA: use #7396d3 as the text (7.03:1)

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

#688ecf reads as cool, modern. The font library is tagged with the same vocabulary:

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

tool url/palettes/new/688ecf-9ca6c4-df644e-201f2d-e9f0f1?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