black

#000000

#5728B3

#5728B3

Contrast Ratio

2.36:1

Delta E

89.47

Very Different

50:50 Mix

Color Values

Format #000000 #5728B3
HEX #000000 #5728B3
RGB 0, 0, 0 87, 40, 179
HSL 0.0, 0.0%, 0.0% 260.3, 63.5%, 42.9%
HSV 0.0, 0.0%, 0.0% 260.3, 77.7%, 70.2%
CMYK 0%, 0%, 0%, 100% 51.4%, 77.7%, 0.0%, 29.8%
OKLCH 0.0 0.0 0.0 0.4318 0.2011 290.8

Contrast & Accessibility

2.36:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #5728B3 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #5728B3

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #5728B3);
background: linear-gradient(135deg, #000000, #5728B3);

Explore Each Color

Related Comparisons