Color

#478590

#478590
hex#478590
rgbrgb(71, 133, 144)
hslhsl(189, 34%, 42%)
oklchoklch(0.58 0.066 210.3)
Closest name: Arctic (#648589)Relative luminance 0.2013

Colors that go with #478590

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 →

#905247

#479076 · #476090

#904785 · #859047

Split-complementary

Open in tool →

#904760 · #907647

#764790 · #905247 · #609047

Contrast

#478590 as textRatioAAAA largeAAAFix
Aaon white
4.18:1failpassfail
  • AA: use #437e89 as the text (4.58:1)
  • AAA: use #325f67 as the text (7.07:1)
  • AA: or shift the background to #0f0f0f (4.59:1)
Aaon black
5.03:1passpassfail
  • AAA: use #58a0ad as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #478590 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #478590
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 #478590 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/478590-a2b7be-df4e7e-1f252d-e9f1ee?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