black

#000000

#517BBC

#517BBC

Contrast Ratio

4.91:1

Delta E

64.38

Very Different

50:50 Mix

Color Values

Format #000000 #517BBC
HEX #000000 #517BBC
RGB 0, 0, 0 81, 123, 188
HSL 0.0, 0.0%, 0.0% 216.4, 44.4%, 52.7%
HSV 0.0, 0.0%, 0.0% 216.4, 56.9%, 73.7%
CMYK 0%, 0%, 0%, 100% 56.9%, 34.6%, 0.0%, 26.3%
OKLCH 0.0 0.0 0.0 0.5816 0.111 258.8

Contrast & Accessibility

4.91:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #517BBC → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #517BBC

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

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

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