black

#000000

#643E91

#643E91

Contrast Ratio

2.64:1

Delta E

62.81

Very Different

50:50 Mix

Color Values

Format #000000 #643E91
HEX #000000 #643E91
RGB 0, 0, 0 100, 62, 145
HSL 0.0, 0.0%, 0.0% 267.5, 40.1%, 40.6%
HSV 0.0, 0.0%, 0.0% 267.5, 57.2%, 56.9%
CMYK 0%, 0%, 0%, 100% 31.0%, 57.2%, 0.0%, 43.1%
OKLCH 0.0 0.0 0.0 0.4489 0.1335 302.5

Contrast & Accessibility

2.64:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #643E91 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #643E91

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #643E91);
background: linear-gradient(135deg, #000000, #643E91);

Explore Each Color

Related Comparisons