black

#000000

#517FD1

#517FD1

Contrast Ratio

5.31:1

Delta E

71.89

Very Different

50:50 Mix

Color Values

Format #000000 #517FD1
HEX #000000 #517FD1
RGB 0, 0, 0 81, 127, 209
HSL 0.0, 0.0%, 0.0% 218.4, 58.2%, 56.9%
HSV 0.0, 0.0%, 0.0% 218.4, 61.2%, 82.0%
CMYK 0%, 0%, 0%, 100% 61.2%, 39.2%, 0.0%, 18.0%
OKLCH 0.0 0.0 0.0 0.6023 0.1353 261.1

Contrast & Accessibility

5.31:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #517FD1 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #517FD1

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #517FD1);
background: linear-gradient(135deg, #000000, #517FD1);

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