Color

#477fb3

#477fb3
hex#477fb3
rgbrgb(71, 127, 179)
hslhsl(209, 43%, 49%)
oklchoklch(0.581 0.1 248.3)
Closest name: steelblue (#4682b4)Relative luminance 0.1977

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b37b47

#47b3b1 · #4749b3

#b3477f · #7fb347

Split-complementary

Open in tool →

#b34749 · #b3b147

#b147b3 · #b37b47 · #49b347

Contrast

#477fb3 as textRatioAAAA largeAAAFix
Aaon white
4.24:1failpassfail
  • AA: use #447aab as the text (4.55:1)
  • AAA: use #335b80 as the text (7.12:1)
  • AA: or shift the background to #0f0f0f (4.52:1)
Aaon black
4.95:1passpassfail
  • AAA: use #6d9ac5 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 #477fb3 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

#477fb3 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #477fb3
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 #477fb3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/477fb3-9cacc4-df4e4e-1f212d-e9f1f1?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