Color

#282ca9

#282ca9
hex#282ca9
rgbrgb(40, 44, 169)
hslhsl(238, 62%, 41%)
oklchoklch(0.389 0.193 271.7)
Closest name: Depths of Night (#2c319b)Relative luminance 0.0512

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a9a528

#286da9 · #6428a9

#a9282c · #2ca928

Split-complementary

Open in tool →

#a96428 · #6da928

#a9286d · #a9a528 · #28a964

Contrast

#282ca9 as textRatioAAAA largeAAAFix
Aaon white
10.38:1passpasspassPasses AAA — no fix needed.
Aaon black
2.02:1failfailfail
  • AA: use #666adb as the text (4.65:1)
  • AAA: use #8b8ee4 as the text (7.09:1)
  • AA: or shift the background to #ababab (4.52:1)
  • AAA: or shift the background to #d4d4d4 (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #282ca9 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

#282ca9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #282ca9
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

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

analyze #282ca9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/282ca9-9f9cc4-df944e-251f2d-e9edf1?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