Color

#33355c

#33355c
hex#33355c
rgbrgb(51, 53, 92)
hslhsl(237, 29%, 28%)
oklchoklch(0.347 0.068 280)
Closest name: Deep Sea Base (#2c2c57)Relative luminance 0.0402

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5c5a33

#33495c · #45335c

#5c3335 · #355c33

Split-complementary

Open in tool →

#5c4533 · #495c33

#5c3349 · #5c5a33 · #335c45

Contrast

#33355c as textRatioAAAA largeAAAFix
Aaon white
11.64:1passpasspassPasses AAA — no fix needed.
Aaon black
1.8:1failfailfail
  • AA: use #6e72af as the text (4.69:1)
  • AAA: use #8f92c1 as the text (7.05:1)
  • AA: or shift the background to #a1a1a1 (4.5:1)
  • AAA: or shift the background to #c9c9c9 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #33355c 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

#33355c reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #33355c
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 #33355c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/33355c-9f9cc4-df924e-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