Color

#2d237b

#2d237b
hex#2d237b
rgbrgb(45, 35, 123)
hslhsl(247, 56%, 31%)
oklchoklch(0.331 0.142 280.4)
Closest name: Deep Space Rodeo (#332277)Relative luminance 0.0319

Tints & shades

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

Harmonies

Complementary

Open in tool →

#717b23

#23457b · #59237b

#7b2d23 · #237b2d

Split-complementary

Open in tool →

#7b5923 · #457b23

#7b2345 · #717b23 · #237b59

Contrast

#2d237b as textRatioAAAA largeAAAFix
Aaon white
12.82:1passpasspassPasses AAA — no fix needed.
Aaon black
1.64:1failfailfail
  • AA: use #7468d4 as the text (4.67:1)
  • AAA: use #958cde as the text (7.08:1)
  • AA: or shift the background to #9c9c9c (4.67:1)
  • AAA: or shift the background to #c2c2c2 (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d237b 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

#2d237b reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d237b
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 #2d237b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d237b-a59cc4-dfaa4e-271f2d-e9ecf1?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