Color

#270038

#270038
hex#270038
rgbrgb(39, 0, 56)
hslhsl(282, 100%, 11%)
oklchoklch(0.207 0.103 312.6)
Closest name: Coal Mine (#220033)Relative luminance 0.0072

Tints & shades

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

Harmonies

Complementary

Open in tool →

#113800

#0b0038 · #38002d

#382700 · #003827

Split-complementary

Open in tool →

#2d3800 · #00380b

#380b00 · #113800 · #002d38

Contrast

#270038 as textRatioAAAA largeAAAFix
Aaon white
18.37:1passpasspassPasses AAA — no fix needed.
Aaon black
1.14:1failfailfail
  • AA: use #b70fff as the text (4.53:1)
  • AAA: use #d166ff as the text (7.06:1)
  • AA: or shift the background to #808080 (4.65:1)
  • AAA: or shift the background to #a1a1a1 (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 #270038 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

#270038 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #270038
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 #270038 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/270038-ba9fc1-b4cb62-2d1f2b-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