Color

#121530

#121530
hex#121530
rgbrgb(18, 21, 48)
hslhsl(234, 45%, 13%)
oklchoklch(0.209 0.053 276)
Closest name: Dark Knight (#151931)Relative luminance 0.0088

Tints & shades

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

Harmonies

Complementary

Open in tool →

#302d12

#122430 · #1e1230

#301215 · #153012

Split-complementary

Open in tool →

#301e12 · #243012

#301224 · #302d12 · #12301e

Contrast

#121530 as textRatioAAAA largeAAAFix
Aaon white
17.86:1passpasspassPasses AAA — no fix needed.
Aaon black
1.18:1failfailfail
  • AA: use #646dc4 as the text (4.53:1)
  • AAA: use #8c93d4 as the text (7.24:1)
  • AA: or shift the background to #808080 (4.52:1)
  • AAA: or shift the background to #a3a3a3 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #121530 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#121530 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #121530
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 #121530 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/121530-9d9cc4-df8a4e-241f2d-e9eef1?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