black

#000000

#511EE1

#511EE1

Contrast Ratio

2.62:1

Delta E

115.84

Very Different

50:50 Mix

Color Values

Format #000000 #511EE1
HEX #000000 #511EE1
RGB 0, 0, 0 81, 30, 225
HSL 0.0, 0.0%, 0.0% 255.7, 76.5%, 50.0%
HSV 0.0, 0.0%, 0.0% 255.7, 86.7%, 88.2%
CMYK 0%, 0%, 0%, 100% 64.0%, 86.7%, 0.0%, 11.8%
OKLCH 0.0 0.0 0.0 0.4643 0.2578 281.5

Contrast & Accessibility

2.62:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #511EE1 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #511EE1

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #511EE1);
background: linear-gradient(135deg, #000000, #511EE1);

Explore Each Color

Related Comparisons