Color

Lapis on Neptune

#1f22d2
hex#1f22d2
rgbrgb(31, 34, 210)
hslhsl(239, 74%, 47%)
oklchoklch(0.419 0.251 268.1)
Relative luminance 0.0609

Colors that go with Lapis on Neptune

Charcoal, Crimson and Cornflower Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Real palettes that use Lapis on Neptune

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d1ce1f

#1f7bd1 · #751fd1

#d11f22 · #22d11f

Split-complementary

Open in tool →

#d1751f · #7bd11f

#d11f7b · #d1ce1f · #1fd175

Contrast

Lapis on Neptune as textRatioAAAA largeAAAFix
Aaon white
9.47:1passpasspassPasses AAA — no fix needed.
Aaon black
2.22:1failfailfail
  • AA: use #6466e8 as the text (4.61:1)
  • AAA: use #8c8dee as the text (7.16:1)
  • AA: or shift the background to #b3b3b3 (4.52:1)
  • AAA: or shift the background to #dedede (7.04:1)

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

Lapis on Neptune reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around Lapis on Neptune
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

›analyze #1f22d2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f22d2-a09cc4-df964e-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