Color

#021f6e

#021f6e
hex#021f6e
rgbrgb(2, 31, 110)
hslhsl(224, 96%, 22%)
oklchoklch(0.286 0.14 263.3)
Closest name: midnightblue (#191970)Relative luminance 0.0212

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6e5102

#02556e · #1b026e

#6e021f · #1f6e02

Split-complementary

Open in tool →

#6e1b02 · #556e02

#6e0255 · #6e5102 · #026e1b

Contrast

#021f6e as textRatioAAAA largeAAAFix
Aaon white
14.75:1passpasspassPasses AAA — no fix needed.
Aaon black
1.42:1failfailfail
  • AA: use #3268fb as the text (4.51:1)
  • AAA: use #6e94fc as the text (7.3:1)
  • AA: or shift the background to #8f8f8f (4.56:1)
  • AAA: or shift the background to #b3b3b3 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #021f6e 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

#021f6e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #021f6e
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 #021f6e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/021f6e-9ca2c4-df724e-221f2d-e9eff1?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