Color

#280236

#280236
hex#280236
rgbrgb(40, 2, 54)
hslhsl(284, 93%, 11%)
oklchoklch(0.21 0.098 314.8)
Closest name: Coal Mine (#220033)Relative luminance 0.0076

Tints & shades

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

Harmonies

Complementary

Open in tool →

#103602

#0e0236 · #36022a

#362802 · #023628

Split-complementary

Open in tool →

#2a3602 · #02360e

#360e02 · #103602 · #022a36

Contrast

#280236 as textRatioAAAA largeAAAFix
Aaon white
18.23:1passpasspassPasses AAA — no fix needed.
Aaon black
1.15:1failfailfail
  • AA: use #ba13f6 as the text (4.51:1)
  • AAA: use #d266f9 as the text (7.01:1)
  • AA: or shift the background to #808080 (4.61:1)
  • AAA: or shift the background to #a1a1a1 (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 #280236 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

#280236 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #280236
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 #280236 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/280236-bc9fc1-b1cb62-2d1f2b-ebe9f1?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