Color

#28034e

#28034e
hex#28034e
rgbrgb(40, 3, 78)
hslhsl(270, 93%, 16%)
oklchoklch(0.236 0.121 298.4)
Closest name: Your Darkness (#220044)Relative luminance 0.0107

Tints & shades

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

Harmonies

Complementary

Open in tool →

#294f03

#03034f · #4f034f

#4f2903 · #034f29

Split-complementary

Open in tool →

#4f4f03 · #034f03

#4f0303 · #294f03 · #034f4f

Contrast

#28034e as textRatioAAAA largeAAAFix
Aaon white
17.31:1passpasspassPasses AAA — no fix needed.
Aaon black
1.21:1failfailfail
  • AA: use #9e44f8 as the text (4.64:1)
  • AAA: use #ba7afa as the text (7.25:1)
  • AA: or shift the background to #828282 (4.5:1)
  • AAA: or shift the background to #a6a6a6 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #28034e 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

#28034e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #28034e
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 #28034e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28034e-b59cc4-c9cb62-2c1f2d-eae9f1?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