Color

#143457

#143457
hex#143457
rgbrgb(20, 52, 87)
hslhsl(211, 63%, 21%)
oklchoklch(0.321 0.073 252.8)
Closest name: Beyond the Stars (#0a3251)Relative luminance 0.0329

Tints & shades

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

Harmonies

Complementary

Open in tool →

#573714

#145657 · #151457

#571434 · #345714

Split-complementary

Open in tool →

#571514 · #565714

#571456 · #573714 · #145715

Contrast

#143457 as textRatioAAAA largeAAAFix
Aaon white
12.66:1passpasspassPasses AAA — no fix needed.
Aaon black
1.66:1failfailfail
  • AA: use #2d78c8 as the text (4.63:1)
  • AAA: use #5d99da as the text (7.03:1)
  • AA: or shift the background to #9c9c9c (4.61:1)
  • AAA: or shift the background to #c2c2c2 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #143457 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

#143457 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #143457
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 #143457 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/143457-9cabc4-df534e-1f202d-e9f1f1?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