Color

#668aff

#668aff
hex#668aff
rgbrgb(102, 138, 255)
hslhsl(226, 100%, 70%)
oklchoklch(0.664 0.178 268.4)
Closest name: Orchid (#7a81ff)Relative luminance 0.2822

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ffdb66

#66d6ff · #8f66ff

#ff668a · #8aff66

Split-complementary

Open in tool →

#ff8f66 · #d6ff66

#ff66d6 · #ffdb66 · #66ff8f

Contrast

#668aff as textRatioAAAA largeAAAFix
Aaon white
3.16:1failpassfail
  • AA: use #3867ff as the text (4.61:1)
  • AAA: use #003afa as the text (7.03:1)
  • AA: or shift the background to #292929 (4.6:1)
Aaon black
6.64:1passpassfail
  • AAA: use #7092ff as the text (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #668aff 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

#668aff reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #668aff
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 #668aff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/668aff-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