Color

#687bbb

#687bbb
hex#687bbb
rgbrgb(104, 123, 187)
hslhsl(226, 38%, 57%)
oklchoklch(0.595 0.101 270.5)
Closest name: Flood (#6677bb)Relative luminance 0.207

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bba868

#68a5bb · #7e68bb

#bb687b · #7bbb68

Split-complementary

Open in tool →

#bb7e68 · #a5bb68

#bb68a5 · #bba868 · #68bb7e

Contrast

#687bbb as textRatioAAAA largeAAAFix
Aaon white
4.09:1failpassfail
  • AA: use #5d72b6 as the text (4.62:1)
  • AAA: use #425594 as the text (7.1:1)
  • AA: or shift the background to #141414 (4.51:1)
Aaon black
5.14:1passpassfail
  • AAA: use #8494c8 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 #687bbb 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

#687bbb reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #687bbb
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 #687bbb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/687bbb-9ca1c4-df774e-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