black

#000000

#557DBF

#557DBF

Contrast Ratio

5.07:1

Delta E

65.32

Very Different

50:50 Mix

Color Values

Format #000000 #557DBF
HEX #000000 #557DBF
RGB 0, 0, 0 85, 125, 191
HSL 0.0, 0.0%, 0.0% 217.4, 45.3%, 54.1%
HSV 0.0, 0.0%, 0.0% 217.4, 55.5%, 74.9%
CMYK 0%, 0%, 0%, 100% 55.5%, 34.6%, 0.0%, 25.1%
OKLCH 0.0 0.0 0.0 0.5898 0.1113 260.0

Contrast & Accessibility

5.07:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #557DBF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #557DBF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

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

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