Color

#2b034f

#2b034f
hex#2b034f
rgbrgb(43, 3, 79)
hslhsl(272, 93%, 16%)
oklchoklch(0.242 0.123 300.7)
Closest name: Hollow Knight (#330055)Relative luminance 0.0114

Tints & shades

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

Harmonies

Complementary

Open in tool →

#264f03

#05034f · #4f034c

#4f2b03 · #034f2b

Split-complementary

Open in tool →

#4c4f03 · #034f05

#4f0503 · #264f03 · #034c4f

Contrast

#2b034f as textRatioAAAA largeAAAFix
Aaon white
17.09:1passpasspassPasses AAA — no fix needed.
Aaon black
1.23:1failfailfail
  • AA: use #a23ff8 as the text (4.6:1)
  • AAA: use #bc75fa as the text (7.06:1)
  • AA: or shift the background to #858585 (4.63:1)
  • AAA: or shift the background to #a6a6a6 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b034f 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

#2b034f reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b034f
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 #2b034f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b034f-b69cc4-c5cb62-2d1f2d-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