Color

#282f77

#282f77
hex#282f77
rgbrgb(40, 47, 119)
hslhsl(235, 50%, 31%)
oklchoklch(0.345 0.122 273.9)
Closest name: Deep Space Royal (#223382)Relative luminance 0.0382

Tints & shades

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

Harmonies

Complementary

Open in tool →

#777028

#285677 · #482877

#77282e · #2e7728

Split-complementary

Open in tool →

#774828 · #567728

#772856 · #777028 · #287748

Contrast

#282f77 as textRatioAAAA largeAAAFix
Aaon white
11.91:1passpasspassPasses AAA — no fix needed.
Aaon black
1.76:1failfailfail
  • AA: use #666fcc as the text (4.71:1)
  • AAA: use #8c93d9 as the text (7.29:1)
  • AA: or shift the background to #a1a1a1 (4.61:1)
  • AAA: or shift the background to #c7c7c7 (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 #282f77 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

#282f77 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #282f77
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 #282f77 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/282f77-9e9cc4-df8d4e-241f2d-e9eef1?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