Color

#28013d

#28013d
hex#28013d
rgbrgb(40, 1, 61)
hslhsl(279, 97%, 12%)
oklchoklch(0.215 0.107 309.6)
Closest name: Your Darkness (#220044)Relative luminance 0.0081

Tints & shades

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

Harmonies

Complementary

Open in tool →

#163c01

#0a013c · #3c0133

#3c2801 · #013c28

Split-complementary

Open in tool →

#333c01 · #013c0a

#3c0a01 · #163c01 · #01333c

Contrast

#28013d as textRatioAAAA largeAAAFix
Aaon white
18.07:1passpasspassPasses AAA — no fix needed.
Aaon black
1.16:1failfailfail
  • AA: use #b127fc as the text (4.57:1)
  • AAA: use #cb6dfd as the text (7.15:1)
  • AA: or shift the background to #808080 (4.58:1)
  • AAA: or shift the background to #a3a3a3 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #28013d 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

#28013d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #28013d
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 #28013d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28013d-b99fc1-b9cb62-2d1f2c-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