Color

#1b024f

#1b024f
hex#1b024f
rgbrgb(27, 2, 79)
hslhsl(259, 95%, 16%)
oklchoklch(0.219 0.123 285.8)
Closest name: Your Darkness (#220044)Relative luminance 0.0084

Tints & shades

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

Harmonies

Complementary

Open in tool →

#375002

#021050 · #410250

#501b02 · #02501b

Split-complementary

Open in tool →

#504102 · #105002

#500210 · #375002 · #025041

Contrast

#1b024f as textRatioAAAA largeAAAFix
Aaon white
17.98:1passpasspassPasses AAA — no fix needed.
Aaon black
1.17:1failfailfail
  • AA: use #8751fb as the text (4.6:1)
  • AAA: use #a67efc as the text (7.01:1)
  • AA: or shift the background to #808080 (4.55:1)
  • AAA: or shift the background to #a3a3a3 (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 #1b024f as the background.

Brands using this color

Fonts for this mood

#1b024f reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1b024f
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 #1b024f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1b024f-ad9cc4-dfc74e-2a1f2d-e9ebf1?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