black

#000000

#556DCC

#556DCC

Contrast Ratio

4.45:1

Delta E

73.9

Very Different

50:50 Mix

Color Values

Format #000000 #556DCC
HEX #000000 #556DCC
RGB 0, 0, 0 85, 109, 204
HSL 0.0, 0.0%, 0.0% 227.9, 53.8%, 56.7%
HSV 0.0, 0.0%, 0.0% 227.9, 58.3%, 80.0%
CMYK 0%, 0%, 0%, 100% 58.3%, 46.6%, 0.0%, 20.0%
OKLCH 0.0 0.0 0.0 0.5637 0.1487 270.4

Contrast & Accessibility

4.45:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #556DCC → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #556DCC

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #556DCC);
background: linear-gradient(135deg, #000000, #556DCC);

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