black

#000000

#511C8A

#511C8A

Contrast Ratio

1.88:1

Delta E

72.98

Very Different

50:50 Mix

Color Values

Format #000000 #511C8A
HEX #000000 #511C8A
RGB 0, 0, 0 81, 28, 138
HSL 0.0, 0.0%, 0.0% 268.9, 66.3%, 32.5%
HSV 0.0, 0.0%, 0.0% 268.9, 79.7%, 54.1%
CMYK 0%, 0%, 0%, 100% 41.3%, 79.7%, 0.0%, 45.9%
OKLCH 0.0 0.0 0.0 0.3743 0.1679 300.0

Contrast & Accessibility

1.88:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #511C8A → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #511C8A

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #511C8A);
background: linear-gradient(135deg, #000000, #511C8A);

Explore Each Color

Related Comparisons