black

#000000

#517FD9

#517FD9

Contrast Ratio

5.39:1

Delta E

75.16

Very Different

50:50 Mix

Color Values

Format #000000 #517FD9
HEX #000000 #517FD9
RGB 0, 0, 0 81, 127, 217
HSL 0.0, 0.0%, 0.0% 219.7, 64.2%, 58.4%
HSV 0.0, 0.0%, 0.0% 219.7, 62.7%, 85.1%
CMYK 0%, 0%, 0%, 100% 62.7%, 41.5%, 0.0%, 14.9%
OKLCH 0.0 0.0 0.0 0.6071 0.1462 262.5

Contrast & Accessibility

5.39:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #517FD9 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #517FD9

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #517FD9);
background: linear-gradient(135deg, #000000, #517FD9);

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