black

#000000

#3F7797

#3F7797

Contrast Ratio

4.3:1

Delta E

53.53

Very Different

50:50 Mix

Color Values

Format #000000 #3F7797
HEX #000000 #3F7797
RGB 0, 0, 0 63, 119, 151
HSL 0.0, 0.0%, 0.0% 201.8, 41.1%, 42.0%
HSV 0.0, 0.0%, 0.0% 201.8, 58.3%, 59.2%
CMYK 0%, 0%, 0%, 100% 58.3%, 21.2%, 0.0%, 40.8%
OKLCH 0.0 0.0 0.0 0.5446 0.0775 235.7

Contrast & Accessibility

4.3:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F7797 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F7797

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F7797);
background: linear-gradient(135deg, #000000, #3F7797);

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