Color

#2a044e

#2a044e
hex#2a044e
rgbrgb(42, 4, 78)
hslhsl(271, 90%, 16%)
oklchoklch(0.24 0.12 300.1)
Closest name: Hollow Knight (#330055)Relative luminance 0.0113

Tints & shades

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

Harmonies

Complementary

Open in tool →

#284e04

#05044e · #4e044c

#4e2a04 · #044e2a

Split-complementary

Open in tool →

#4c4e04 · #044e05

#4e0504 · #284e04 · #044c4e

Contrast

#2a044e as textRatioAAAA largeAAAFix
Aaon white
17.13:1passpasspassPasses AAA — no fix needed.
Aaon black
1.23:1failfailfail
  • AA: use #9f42f5 as the text (4.57:1)
  • AAA: use #ba77f8 as the text (7.08:1)
  • AA: or shift the background to #858585 (4.64:1)
  • AAA: or shift the background to #a6a6a6 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a044e 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

#2a044e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a044e
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 #2a044e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a044e-b59cc4-c7cb62-2c1f2d-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