black

#000000

#3F64BD

#3F64BD

Contrast Ratio

3.77:1

Delta E

69.14

Very Different

50:50 Mix

Color Values

Format #000000 #3F64BD
HEX #000000 #3F64BD
RGB 0, 0, 0 63, 100, 189
HSL 0.0, 0.0%, 0.0% 222.4, 50.0%, 49.4%
HSV 0.0, 0.0%, 0.0% 222.4, 66.7%, 74.1%
CMYK 0%, 0%, 0%, 100% 66.7%, 47.1%, 0.0%, 25.9%
OKLCH 0.0 0.0 0.0 0.5229 0.146 264.8

Contrast & Accessibility

3.77:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F64BD → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F64BD

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F64BD);
background: linear-gradient(135deg, #000000, #3F64BD);

Explore Each Color

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