black

#000000

#284CB1

#284CB1

Contrast Ratio

2.76:1

Delta E

71.77

Very Different

50:50 Mix

Color Values

Format #000000 #284CB1
HEX #000000 #284CB1
RGB 0, 0, 0 40, 76, 177
HSL 0.0, 0.0%, 0.0% 224.2, 63.1%, 42.5%
HSV 0.0, 0.0%, 0.0% 224.2, 77.4%, 69.4%
CMYK 0%, 0%, 0%, 100% 77.4%, 57.1%, 0.0%, 30.6%
OKLCH 0.0 0.0 0.0 0.4535 0.1663 265.3

Contrast & Accessibility

2.76:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #284CB1 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #284CB1

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #284CB1);
background: linear-gradient(135deg, #000000, #284CB1);

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