Color

#6b90ff

#6b90ff
hex#6b90ff
rgbrgb(107, 144, 255)
hslhsl(225, 100%, 71%)
oklchoklch(0.678 0.169 267.9)
Closest name: cornflowerblue (#6495ed)Relative luminance 0.3029

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ffda6b

#6bdaff · #906bff

#ff6b90 · #90ff6b

Split-complementary

Open in tool →

#ff906b · #daff6b

#ff6bda · #ffda6b · #6bff90

Contrast

#6b90ff as textRatioAAAA largeAAAFix
Aaon white
2.98:1failfailfail
  • AA: use #3366ff as the text (4.68:1)
  • AAA: use #003df5 as the text (7.03:1)
  • AA: or shift the background to #2e2e2e (4.56:1)
  • AAA: or shift the background to #000000 (7.06:1)
Aaon black
7.06:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6b90ff 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

#6b90ff reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6b90ff
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 #6b90ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6b90ff-9ca1c4-df754e-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