black

#000000

#3748B3

#3748B3

Contrast Ratio

2.74:1

Delta E

74.76

Very Different

50:50 Mix

Color Values

Format #000000 #3748B3
HEX #000000 #3748B3
RGB 0, 0, 0 55, 72, 179
HSL 0.0, 0.0%, 0.0% 231.8, 53.0%, 45.9%
HSV 0.0, 0.0%, 0.0% 231.8, 69.3%, 70.2%
CMYK 0%, 0%, 0%, 100% 69.3%, 59.8%, 0.0%, 29.8%
OKLCH 0.0 0.0 0.0 0.4546 0.1698 271.1

Contrast & Accessibility

2.74:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3748B3 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3748B3

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3748B3);
background: linear-gradient(135deg, #000000, #3748B3);

Explore Each Color

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