Color

#30123a

#30123a
hex#30123a
rgbrgb(48, 18, 58)
hslhsl(285, 53%, 15%)
oklchoklch(0.249 0.08 316.8)
Closest name: Dark Prom Queen (#2b0f2e)Relative luminance 0.0137

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1c3b12

#1c123b · #3b1230

#3b3012 · #123b30

Split-complementary

Open in tool →

#303b12 · #123b1c

#3b1c12 · #1c3b12 · #12303b

Contrast

#30123a as textRatioAAAA largeAAAFix
Aaon white
16.49:1passpasspassPasses AAA — no fix needed.
Aaon black
1.27:1failfailfail
  • AA: use #a94cc8 as the text (4.55:1)
  • AAA: use #c17ed7 as the text (7.23:1)
  • AA: or shift the background to #878787 (4.59:1)
  • AAA: or shift the background to #ababab (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #30123a 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

#30123a reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #30123a
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 #30123a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/30123a-bc9fc1-afcb62-2d1f2b-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