black

#000000

#3F4873

#3F4873

Contrast Ratio

2.39:1

Delta E

41.8

Very Different

50:50 Mix

Color Values

Format #000000 #3F4873
HEX #000000 #3F4873
RGB 0, 0, 0 63, 72, 115
HSL 0.0, 0.0%, 0.0% 229.6, 29.2%, 34.9%
HSV 0.0, 0.0%, 0.0% 229.6, 45.2%, 45.1%
CMYK 0%, 0%, 0%, 100% 45.2%, 37.4%, 0.0%, 54.9%
OKLCH 0.0 0.0 0.0 0.4139 0.0729 273.8

Contrast & Accessibility

2.39:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F4873 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F4873

Color Difference (Delta E)

41.8 Very Different
0 — Identical 5 — Similar 25 — Noticeable 100 — Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F4873);
background: linear-gradient(135deg, #000000, #3F4873);

Explore Each Color

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