Color

#311042

#311042
hex#311042
rgbrgb(49, 16, 66)
hslhsl(280, 61%, 16%)
oklchoklch(0.254 0.093 311.9)
Closest name: Dark Purple (#35063e)Relative luminance 0.0142

Tints & shades

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

Harmonies

Complementary

Open in tool →

#214210

#181042 · #421039

#423110 · #104231

Split-complementary

Open in tool →

#394210 · #104218

#421810 · #214210 · #103942

Contrast

#311042 as textRatioAAAA largeAAAFix
Aaon white
16.36:1passpasspassPasses AAA — no fix needed.
Aaon black
1.28:1failfailfail
  • AA: use #a64ad3 as the text (4.54:1)
  • AAA: use #be7cdf as the text (7.14:1)
  • AA: or shift the background to #878787 (4.55:1)
  • AAA: or shift the background to #ababab (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #311042 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

#311042 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #311042
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 #311042 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/311042-b99fc1-b8cb62-2d1f2c-ebe9f1?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