black

#000000

#643EDF

#643EDF

Contrast Ratio

3.3:1

Delta E

102.72

Very Different

50:50 Mix

Color Values

Format #000000 #643EDF
HEX #000000 #643EDF
RGB 0, 0, 0 100, 62, 223
HSL 0.0, 0.0%, 0.0% 254.2, 71.6%, 55.9%
HSV 0.0, 0.0%, 0.0% 254.2, 72.2%, 87.5%
CMYK 0%, 0%, 0%, 100% 55.2%, 72.2%, 0.0%, 12.5%
OKLCH 0.0 0.0 0.0 0.5107 0.228 285.9

Contrast & Accessibility

3.3:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #643EDF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #643EDF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #643EDF);
background: linear-gradient(135deg, #000000, #643EDF);

Explore Each Color

Related Comparisons