black

#000000

#645F9A

#645F9A

Contrast Ratio

3.65:1

Delta E

55.89

Very Different

50:50 Mix

Color Values

Format #000000 #645F9A
HEX #000000 #645F9A
RGB 0, 0, 0 100, 95, 154
HSL 0.0, 0.0%, 0.0% 245.1, 23.7%, 48.8%
HSV 0.0, 0.0%, 0.0% 245.1, 38.3%, 60.4%
CMYK 0%, 0%, 0%, 100% 35.1%, 38.3%, 0.0%, 39.6%
OKLCH 0.0 0.0 0.0 0.5159 0.092 286.6

Contrast & Accessibility

3.65:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #645F9A β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #645F9A

Color Difference (Delta E)

55.89 Very Different
0 β€” Identical 5 β€” Similar 25 β€” Noticeable 100 β€” Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #645F9A);
background: linear-gradient(135deg, #000000, #645F9A);

Explore Each Color

Related Comparisons