Color

#778bca

#778bca
hex#778bca
rgbrgb(119, 139, 202)
hslhsl(226, 44%, 63%)
oklchoklch(0.647 0.098 270.1)
Closest name: Galactic Gossamer (#7f8cb8)Relative luminance 0.2665

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cab777

#77b4ca · #8d77ca

#ca778b · #8bca77

Split-complementary

Open in tool →

#ca8d77 · #b4ca77

#ca77b4 · #cab777 · #77ca8d

Contrast

#778bca as textRatioAAAA largeAAAFix
Aaon white
3.32:1failpassfail
  • AA: use #5a71bf as the text (4.62:1)
  • AAA: use #3d549e as the text (7.09:1)
  • AA: or shift the background to #262626 (4.56:1)
Aaon black
6.33:1passpassfail
  • AAA: use #8294ce as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #778bca 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

#778bca reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #778bca
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 #778bca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/778bca-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