black

#000000

#517FCF

#517FCF

Contrast Ratio

5.29:1

Delta E

71.1

Very Different

50:50 Mix

Color Values

Format #000000 #517FCF
HEX #000000 #517FCF
RGB 0, 0, 0 81, 127, 207
HSL 0.0, 0.0%, 0.0% 218.1, 56.8%, 56.5%
HSV 0.0, 0.0%, 0.0% 218.1, 60.9%, 81.2%
CMYK 0%, 0%, 0%, 100% 60.9%, 38.6%, 0.0%, 18.8%
OKLCH 0.0 0.0 0.0 0.6011 0.1326 260.8

Contrast & Accessibility

5.29:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #517FCF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #517FCF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

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

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