Color

#473db3

#473db3
hex#473db3
rgbrgb(71, 61, 179)
hslhsl(245, 49%, 47%)
oklchoklch(0.446 0.18 280)
Closest name: Blurple (#5539cc)Relative luminance 0.0793

Colors that go with #473db3

Charcoal, Sea Green and Steel Blue 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.

Real palettes that use #473db3

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a9b33d

#3d6eb3 · #823db3

#b3473d · #3db347

Split-complementary

Open in tool →

#b3823d · #6eb33d

#b33d6e · #a9b33d · #3db382

Contrast

#473db3 as textRatioAAAA largeAAAFix
Aaon white
8.12:1passpasspassPasses AAA — no fix needed.
Aaon black
2.59:1failfailfail
  • AA: use #736bcc as the text (4.7:1)
  • AAA: use #938dd8 as the text (7.04:1)
  • AA: or shift the background to #c2c2c2 (4.56:1)
  • AAA: or shift the background to #f0f0f0 (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 #473db3 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

#473db3 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #473db3
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 #473db3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/473db3-a49cc4-dfa54e-261f2d-e9ecf1?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