Color

#2a275d

#2a275d
hex#2a275d
rgbrgb(42, 39, 93)
hslhsl(243, 41%, 26%)
oklchoklch(0.309 0.093 281.9)
Closest name: Deep Sea Base (#2c2c57)Relative luminance 0.0273

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5b5d27

#27405d · #45275d

#5d2a27 · #275d2a

Split-complementary

Open in tool →

#5d4527 · #405d27

#5d2740 · #5b5d27 · #275d45

Contrast

#2a275d as textRatioAAAA largeAAAFix
Aaon white
13.58:1passpasspassPasses AAA — no fix needed.
Aaon black
1.55:1failfailfail
  • AA: use #706cc1 as the text (4.6:1)
  • AAA: use #9390d0 as the text (7.14:1)
  • AA: or shift the background to #969696 (4.59:1)
  • AAA: or shift the background to #bdbdbd (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a275d 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

#2a275d reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a275d
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 #2a275d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a275d-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