black

#000000

#557FBA

#557FBA

Contrast Ratio

5.13:1

Delta E

63.46

Very Different

50:50 Mix

Color Values

Format #000000 #557FBA
HEX #000000 #557FBA
RGB 0, 0, 0 85, 127, 186
HSL 0.0, 0.0%, 0.0% 215.0, 42.3%, 53.1%
HSV 0.0, 0.0%, 0.0% 215.0, 54.3%, 72.9%
CMYK 0%, 0%, 0%, 100% 54.3%, 31.7%, 0.0%, 27.1%
OKLCH 0.0 0.0 0.0 0.5916 0.1024 257.0

Contrast & Accessibility

5.13:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #557FBA → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #557FBA

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #557FBA);
background: linear-gradient(135deg, #000000, #557FBA);

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