Color

#2a258e

#2a258e
hex#2a258e
rgbrgb(42, 37, 142)
hslhsl(243, 59%, 35%)
oklchoklch(0.351 0.166 275.7)
Closest name: Depths of Night (#2c319b)Relative luminance 0.0377

Tints & shades

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

Harmonies

Complementary

Open in tool →

#898e25

#25548e · #5f258e

#8e2a25 · #258e2a

Split-complementary

Open in tool →

#8e5f25 · #548e25

#8e2554 · #898e25 · #258e5f

Contrast

#2a258e as textRatioAAAA largeAAAFix
Aaon white
11.97:1passpasspassPasses AAA — no fix needed.
Aaon black
1.75:1failfailfail
  • AA: use #6f69d8 as the text (4.69:1)
  • AAA: use #928de2 as the text (7.13:1)
  • AA: or shift the background to #a1a1a1 (4.63:1)
  • AAA: or shift the background to #c7c7c7 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a258e 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

#2a258e reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a258e
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 #2a258e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a258e-a39cc4-dfa04e-261f2d-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