Color

#6687ff

#6687ff
hex#6687ff
rgbrgb(102, 135, 255)
hslhsl(227, 100%, 70%)
oklchoklch(0.658 0.181 269.4)
Closest name: Orchid (#7a81ff)Relative luminance 0.2737

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ffde66

#66d4ff · #9166ff

#ff6687 · #87ff66

Split-complementary

Open in tool →

#ff9166 · #d4ff66

#ff66d4 · #ffde66 · #66ff91

Contrast

#6687ff as textRatioAAAA largeAAAFix
Aaon white
3.24:1failpassfail
  • AA: use #3d67ff as the text (4.58:1)
  • AAA: use #0037ff as the text (7.02:1)
  • AA: or shift the background to #262626 (4.67:1)
Aaon black
6.47:1passpassfail
  • AAA: use #708fff as the text (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6687ff 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

#6687ff reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6687ff
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 #6687ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6687ff-9ca0c4-df7a4e-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