black

#000000

#0664F9

#0664F9

Contrast Ratio

4.2:1

Delta E

99.08

Very Different

50:50 Mix

Color Values

Format #000000 #0664F9
HEX #000000 #0664F9
RGB 0, 0, 0 6, 100, 249
HSL 0.0, 0.0%, 0.0% 216.8, 95.3%, 50.0%
HSV 0.0, 0.0%, 0.0% 216.8, 97.6%, 97.6%
CMYK 0%, 0%, 0%, 100% 97.6%, 59.8%, 0.0%, 2.4%
OKLCH 0.0 0.0 0.0 0.555 0.2354 261.0

Contrast & Accessibility

4.2:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #0664F9 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #0664F9

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #0664F9);
background: linear-gradient(135deg, #000000, #0664F9);

Explore Each Color

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