Color

#282e57

#282e57
hex#282e57
rgbrgb(40, 46, 87)
hslhsl(232, 37%, 25%)
oklchoklch(0.318 0.073 275.2)
Closest name: Deep Sea Base (#2c2c57)Relative luminance 0.0309

Tints & shades

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

Harmonies

Complementary

Open in tool →

#575128

#284657 · #392857

#57282e · #2e5728

Split-complementary

Open in tool →

#573928 · #465728

#572846 · #575128 · #285739

Contrast

#282e57 as textRatioAAAA largeAAAFix
Aaon white
12.97:1passpasspassPasses AAA — no fix needed.
Aaon black
1.62:1failfailfail
  • AA: use #6570b8 as the text (4.56:1)
  • AAA: use #8c94ca as the text (7.2:1)
  • AA: or shift the background to #999999 (4.55:1)
  • AAA: or shift the background to #bfbfbf (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #282e57 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

#282e57 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #282e57
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 #282e57 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/282e57-9c9dc4-df864e-231f2d-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