black

#000000

#645AE5

#645AE5

Contrast Ratio

4.14:1

Delta E

93.7

Very Different

50:50 Mix

Color Values

Format #000000 #645AE5
HEX #000000 #645AE5
RGB 0, 0, 0 100, 90, 229
HSL 0.0, 0.0%, 0.0% 244.3, 72.8%, 62.5%
HSV 0.0, 0.0%, 0.0% 244.3, 60.7%, 89.8%
CMYK 0%, 0%, 0%, 100% 56.3%, 60.7%, 0.0%, 10.2%
OKLCH 0.0 0.0 0.0 0.5567 0.2032 280.7

Contrast & Accessibility

4.14:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #645AE5 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #645AE5

Color Difference (Delta E)

93.7 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, #645AE5);
background: linear-gradient(135deg, #000000, #645AE5);

Explore Each Color

Related Comparisons