Color

#688ea6

#688ea6
hex#688ea6
rgbrgb(104, 142, 166)
hslhsl(203, 26%, 53%)
oklchoklch(0.627 0.056 236.5)
Closest name: Cavolo Nero (#72939e)Relative luminance 0.2504

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a68068

#68a69f · #686fa6

#a6688e · #8ea668

Split-complementary

Open in tool →

#a6686f · #a69f68

#9f68a6 · #a68068 · #6fa668

Contrast

#688ea6 as textRatioAAAA largeAAAFix
Aaon white
3.5:1failpassfail
  • AA: use #557a91 as the text (4.59:1)
  • AAA: use #405c6d as the text (7.07:1)
  • AA: or shift the background to #212121 (4.61:1)
Aaon black
6.01:1passpassfail
  • AAA: use #789ab0 as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #688ea6 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #688ea6
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 #688ea6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/688ea6-9cb0c4-df4e5d-1f222d-e9f1f0?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