black

#000000

#428BA2

#428BA2

Contrast Ratio

5.45:1

Delta E

59.64

Very Different

50:50 Mix

Color Values

Format #000000 #428BA2
HEX #000000 #428BA2
RGB 0, 0, 0 66, 139, 162
HSL 0.0, 0.0%, 0.0% 194.4, 42.1%, 44.7%
HSV 0.0, 0.0%, 0.0% 194.4, 59.3%, 63.5%
CMYK 0%, 0%, 0%, 100% 59.3%, 14.2%, 0.0%, 36.5%
OKLCH 0.0 0.0 0.0 0.5995 0.0803 221.3

Contrast & Accessibility

5.45:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #428BA2 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #428BA2

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #428BA2);
background: linear-gradient(135deg, #000000, #428BA2);

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