black

#000000

#3970CF

#3970CF

Contrast Ratio

4.39:1

Delta E

74.1

Very Different

50:50 Mix

Color Values

Format #000000 #3970CF
HEX #000000 #3970CF
RGB 0, 0, 0 57, 112, 207
HSL 0.0, 0.0%, 0.0% 218.0, 61.0%, 51.8%
HSV 0.0, 0.0%, 0.0% 218.0, 72.5%, 81.2%
CMYK 0%, 0%, 0%, 100% 72.5%, 45.9%, 0.0%, 18.8%
OKLCH 0.0 0.0 0.0 0.5581 0.1582 260.5

Contrast & Accessibility

4.39:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3970CF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3970CF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3970CF);
background: linear-gradient(135deg, #000000, #3970CF);

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