black

#000000

#517CC7

#517CC7

Contrast Ratio

5.06:1

Delta E

68.4

Very Different

50:50 Mix

Color Values

Format #000000 #517CC7
HEX #000000 #517CC7
RGB 0, 0, 0 81, 124, 199
HSL 0.0, 0.0%, 0.0% 218.1, 51.3%, 54.9%
HSV 0.0, 0.0%, 0.0% 218.1, 59.3%, 78.0%
CMYK 0%, 0%, 0%, 100% 59.3%, 37.7%, 0.0%, 22.0%
OKLCH 0.0 0.0 0.0 0.59 0.125 260.9

Contrast & Accessibility

5.06:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #517CC7 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #517CC7

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #517CC7);
background: linear-gradient(135deg, #000000, #517CC7);

Explore Each Color

Related Comparisons