Color

#478cd7

#478cd7
hex#478cd7
rgbrgb(71, 140, 215)
hslhsl(211, 64%, 56%)
oklchoklch(0.63 0.133 252.4)
Closest name: Blue Jay (#5588dd)Relative luminance 0.25

Colors that go with #478cd7

Charcoal, Copper and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d79147

#47d4d7 · #4947d7

#d7478c · #8cd747

Split-complementary

Open in tool →

#d74947 · #d4d747

#d747d4 · #d79147 · #47d749

Contrast

#478cd7 as textRatioAAAA largeAAAFix
Aaon white
3.5:1failpassfail
  • AA: use #2c78c9 as the text (4.53:1)
  • AAA: use #215a97 as the text (7.06:1)
  • AA: or shift the background to #212121 (4.6:1)
Aaon black
6:1passpassfail
  • AAA: use #5c99db as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #478cd7 as the background.

Brands using this color

Fonts for this mood

#478cd7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #478cd7
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #478cd7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/478cd7-9cabc4-df534e-1f202d-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