black

#000000

#4357CF

#4357CF

Contrast Ratio

3.5:1

Delta E

83.12

Very Different

50:50 Mix

Color Values

Format #000000 #4357CF
HEX #000000 #4357CF
RGB 0, 0, 0 67, 87, 207
HSL 0.0, 0.0%, 0.0% 231.4, 59.3%, 53.7%
HSV 0.0, 0.0%, 0.0% 231.4, 67.6%, 81.2%
CMYK 0%, 0%, 0%, 100% 67.6%, 58.0%, 0.0%, 18.8%
OKLCH 0.0 0.0 0.0 0.5124 0.1856 271.1

Contrast & Accessibility

3.5:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #4357CF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #4357CF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #4357CF);
background: linear-gradient(135deg, #000000, #4357CF);

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