Color

#477bf5

#477bf5
hex#477bf5
rgbrgb(71, 123, 245)
hslhsl(222, 90%, 62%)
oklchoklch(0.613 0.191 264.2)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.221

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f5c147

#47d2f5 · #6a47f5

#f5477b · #7bf547

Split-complementary

Open in tool →

#f56a47 · #d2f547

#f547d2 · #f5c147 · #47f56a

Contrast

#477bf5 as textRatioAAAA largeAAAFix
Aaon white
3.87:1failpassfail
  • AA: use #346df4 as the text (4.53:1)
  • AAA: use #0b49da as the text (7.05:1)
  • AA: or shift the background to #171717 (4.63:1)
Aaon black
5.42:1passpassfail
  • AAA: use #6993f7 as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #477bf5 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#477bf5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #477bf5
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 #477bf5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/477bf5-9ca3c4-df6e4e-211f2d-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