Color

#478fd7

#478fd7
hex#478fd7
rgbrgb(71, 143, 215)
hslhsl(210, 64%, 56%)
oklchoklch(0.637 0.131 250.6)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2589

Colors that go with #478fd7

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 →

#d78f47

#47d7d7 · #4747d7

#d7478f · #8fd747

Split-complementary

Open in tool →

#d74747 · #d7d747

#d747d7 · #d78f47 · #47d747

Contrast

#478fd7 as textRatioAAAA largeAAAFix
Aaon white
3.4:1failpassfail
  • AA: use #2b78c5 as the text (4.57:1)
  • AAA: use #205992 as the text (7.23:1)
  • AA: or shift the background to #242424 (4.57:1)
Aaon black
6.18:1passpassfail
  • AAA: use #5c9cdb as the text (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #478fd7 as the background.

Brands using this color

Fonts for this mood

#478fd7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #478fd7
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 #478fd7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/478fd7-9cabc4-df514e-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