black

#000000

#505AD9

#505AD9

Contrast Ratio

3.81:1

Delta E

87.2

Very Different

50:50 Mix

Color Values

Format #000000 #505AD9
HEX #000000 #505AD9
RGB 0, 0, 0 80, 90, 217
HSL 0.0, 0.0%, 0.0% 235.6, 64.3%, 58.2%
HSV 0.0, 0.0%, 0.0% 235.6, 63.1%, 85.1%
CMYK 0%, 0%, 0%, 100% 63.1%, 58.5%, 0.0%, 14.9%
OKLCH 0.0 0.0 0.0 0.5335 0.1918 274.4

Contrast & Accessibility

3.81:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #505AD9 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #505AD9

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #505AD9);
background: linear-gradient(135deg, #000000, #505AD9);

Explore Each Color

Related Comparisons