Color

#2f034e

#2f034e
hex#2f034e
rgbrgb(47, 3, 78)
hslhsl(275, 93%, 16%)
oklchoklch(0.247 0.123 304.8)
Closest name: Hollow Knight (#330055)Relative luminance 0.0122

Tints & shades

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

Harmonies

Complementary

Open in tool →

#224f03

#09034f · #4f0348

#4f2f03 · #034f2f

Split-complementary

Open in tool →

#484f03 · #034f09

#4f0903 · #224f03 · #03484f

Contrast

#2f034e as textRatioAAAA largeAAAFix
Aaon white
16.88:1passpasspassPasses AAA — no fix needed.
Aaon black
1.24:1failfailfail
  • AA: use #a735f8 as the text (4.51:1)
  • AAA: use #c375fa as the text (7.25:1)
  • AA: or shift the background to #858585 (4.58:1)
  • AAA: or shift the background to #a8a8a8 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f034e 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

#2f034e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f034e
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 #2f034e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f034e-b89cc4-c0cb62-2d1f2d-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