Color

#2d2fa9

#2d2fa9
hex#2d2fa9
rgbrgb(45, 47, 169)
hslhsl(239, 58%, 42%)
oklchoklch(0.396 0.189 273)
Closest name: Depths of Night (#2c319b)Relative luminance 0.0546

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a9a72d

#2d6da9 · #692da9

#a92d2f · #2fa92d

Split-complementary

Open in tool →

#a9692d · #6da92d

#a92d6d · #a9a72d · #2da969

Contrast

#2d2fa9 as textRatioAAAA largeAAAFix
Aaon white
10.04:1passpasspassPasses AAA — no fix needed.
Aaon black
2.09:1failfailfail
  • AA: use #6668d6 as the text (4.52:1)
  • AAA: use #8e90e1 as the text (7.23:1)
  • AA: or shift the background to #b0b0b0 (4.63:1)
  • AAA: or shift the background to #d9d9d9 (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 #2d2fa9 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

#2d2fa9 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d2fa9
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 #2d2fa9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d2fa9-a09cc4-df964e-251f2d-e9edf1?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