black

#000000

#556EB9

#556EB9

Contrast Ratio

4.32:1

Delta E

65.17

Very Different

50:50 Mix

Color Values

Format #000000 #556EB9
HEX #000000 #556EB9
RGB 0, 0, 0 85, 110, 185
HSL 0.0, 0.0%, 0.0% 225.0, 41.7%, 52.9%
HSV 0.0, 0.0%, 0.0% 225.0, 54.1%, 72.5%
CMYK 0%, 0%, 0%, 100% 54.1%, 40.5%, 0.0%, 27.5%
OKLCH 0.0 0.0 0.0 0.5539 0.1205 268.4

Contrast & Accessibility

4.32:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #556EB9 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #556EB9

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #556EB9);
background: linear-gradient(135deg, #000000, #556EB9);

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