black

#000000

#511B83

#511B83

Contrast Ratio

1.83:1

Delta E

69.69

Very Different

50:50 Mix

Color Values

Format #000000 #511B83
HEX #000000 #511B83
RGB 0, 0, 0 81, 27, 131
HSL 0.0, 0.0%, 0.0% 271.2, 65.8%, 31.0%
HSV 0.0, 0.0%, 0.0% 271.2, 79.4%, 51.4%
CMYK 0%, 0%, 0%, 100% 38.2%, 79.4%, 0.0%, 48.6%
OKLCH 0.0 0.0 0.0 0.3671 0.1614 302.5

Contrast & Accessibility

1.83:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #511B83 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #511B83

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #511B83);
background: linear-gradient(135deg, #000000, #511B83);

Explore Each Color

Related Comparisons