black

#000000

#646BC2

#646BC2

Contrast Ratio

4.42:1

Delta E

70.36

Very Different

50:50 Mix

Color Values

Format #000000 #646BC2
HEX #000000 #646BC2
RGB 0, 0, 0 100, 107, 194
HSL 0.0, 0.0%, 0.0% 235.5, 43.5%, 57.6%
HSV 0.0, 0.0%, 0.0% 235.5, 48.5%, 76.1%
CMYK 0%, 0%, 0%, 100% 48.5%, 44.8%, 0.0%, 23.9%
OKLCH 0.0 0.0 0.0 0.5633 0.1332 277.7

Contrast & Accessibility

4.42:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #646BC2 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #646BC2

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #646BC2);
background: linear-gradient(135deg, #000000, #646BC2);

Explore Each Color

Related Comparisons