black

#000000

#557CB1

#557CB1

Contrast Ratio

4.9:1

Delta E

60.61

Very Different

50:50 Mix

Color Values

Format #000000 #557CB1
HEX #000000 #557CB1
RGB 0, 0, 0 85, 124, 177
HSL 0.0, 0.0%, 0.0% 214.6, 37.1%, 51.4%
HSV 0.0, 0.0%, 0.0% 214.6, 52.0%, 69.4%
CMYK 0%, 0%, 0%, 100% 52.0%, 29.9%, 0.0%, 30.6%
OKLCH 0.0 0.0 0.0 0.5802 0.0932 256.3

Contrast & Accessibility

4.9:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #557CB1 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #557CB1

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #557CB1);
background: linear-gradient(135deg, #000000, #557CB1);

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