Color

#478bb8

#478bb8
hex#478bb8
rgbrgb(71, 139, 184)
hslhsl(204, 44%, 50%)
oklchoklch(0.611 0.097 240)
Closest name: steelblue (#4682b4)Relative luminance 0.2327

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b87447

#47b8ac · #4753b8

#b8478b · #8bb847

Split-complementary

Open in tool →

#b84753 · #b8ac47

#ac47b8 · #b87447 · #53b847

Contrast

#478bb8 as textRatioAAAA largeAAAFix
Aaon white
3.71:1failpassfail
  • AA: use #3f7aa2 as the text (4.65:1)
  • AAA: use #2f5c79 as the text (7.17:1)
  • AA: or shift the background to #1c1c1c (4.59:1)
Aaon black
5.65:1passpassfail
  • AAA: use #659dc3 as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #478bb8 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

#478bb8 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #478bb8
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 #478bb8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/478bb8-9cafc4-df4e5a-1f222d-e9f1f0?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