Color

#283248

#283248
hex#283248
rgbrgb(40, 50, 72)
hslhsl(221, 29%, 22%)
oklchoklch(0.318 0.042 265.3)
Closest name: Blue Whale (#1e3442)Relative luminance 0.032

Tints & shades

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

Harmonies

Complementary

Open in tool →

#483e28

#284248 · #2e2848

#482832 · #324828

Split-complementary

Open in tool →

#482e28 · #424828

#482842 · #483e28 · #28482e

Contrast

#283248 as textRatioAAAA largeAAAFix
Aaon white
12.8:1passpasspassPasses AAA — no fix needed.
Aaon black
1.64:1failfailfail
  • AA: use #5e75a6 as the text (4.57:1)
  • AAA: use #8597bc as the text (7.15:1)
  • AA: or shift the background to #9c9c9c (4.66:1)
  • AAA: or shift the background to #c2c2c2 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #283248 as the background.

Brands using this color

Fonts for this mood

#283248 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #283248
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 #283248 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/283248-9ca4c4-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