Color

#00152d

#00152d
hex#00152d
rgbrgb(0, 21, 45)
hslhsl(212, 100%, 9%)
oklchoklch(0.194 0.057 251.3)
Closest name: Infinite Night (#071037)Relative luminance 0.0073

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2e1800

#002c2e · #02002e

#2e0015 · #152e00

Split-complementary

Open in tool →

#2e0200 · #2c2e00

#2e002c · #2e1800 · #002e02

Contrast

#00152d as textRatioAAAA largeAAAFix
Aaon white
18.34:1passpasspassPasses AAA — no fix needed.
Aaon black
1.15:1failfailfail
  • AA: use #0070f0 as the text (4.58:1)
  • AAA: use #3d98ff as the text (7.13:1)
  • AA: or shift the background to #808080 (4.64:1)
  • AAA: or shift the background to #a1a1a1 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #00152d 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

#00152d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #00152d
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 #00152d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/00152d-9caac4-df564e-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