Color

#284481

#284481
hex#284481
rgbrgb(40, 68, 129)
hslhsl(221, 53%, 33%)
oklchoklch(0.399 0.108 263.7)
Closest name: Evening Magic (#363e7d)Relative luminance 0.0617

Colors that go with #284481

Steel Blue, Blue and Crimson 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 →

#816528

#287081 · #382881

#812844 · #448128

Split-complementary

Open in tool →

#813828 · #708128

#812870 · #816528 · #288138

Contrast

#284481 as textRatioAAAA largeAAAFix
Aaon white
9.4:1passpasspassPasses AAA — no fix needed.
Aaon black
2.23:1failfailfail
  • AA: use #4c73c8 as the text (4.59:1)
  • AAA: use #7a97d6 as the text (7.23:1)
  • AA: or shift the background to #b5b5b5 (4.58:1)
  • AAA: or shift the background to #e0e0e0 (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 #284481 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

#284481 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #284481
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 #284481 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/284481-9ca4c4-df6b4e-211f2d-e9eff1?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