Color

#2a42a2

#2a42a2
hex#2a42a2
rgbrgb(42, 66, 162)
hslhsl(228, 59%, 40%)
oklchoklch(0.422 0.158 268.1)
Closest name: Cascade Twilight (#234893)Relative luminance 0.07

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a28a2a

#2a7ea2 · #4e2aa2

#a22a42 · #42a22a

Split-complementary

Open in tool →

#a24e2a · #7ea22a

#a22a7e · #a28a2a · #2aa24e

Contrast

#2a42a2 as textRatioAAAA largeAAAFix
Aaon white
8.75:1passpasspassPasses AAA — no fix needed.
Aaon black
2.4:1failfailfail
  • AA: use #556ed3 as the text (4.56:1)
  • AAA: use #8194df as the text (7.23:1)
  • AA: or shift the background to #bababa (4.51:1)
  • AAA: or shift the background to #e6e6e6 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a42a2 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

#2a42a2 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a42a2
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 #2a42a2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a42a2-9c9fc4-df7c4e-231f2d-e9eff1?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