black

#000000

#3F7291

#3F7291

Contrast Ratio

4.03:1

Delta E

51.45

Very Different

50:50 Mix

Color Values

Format #000000 #3F7291
HEX #000000 #3F7291
RGB 0, 0, 0 63, 114, 145
HSL 0.0, 0.0%, 0.0% 202.7, 39.4%, 40.8%
HSV 0.0, 0.0%, 0.0% 202.7, 56.6%, 56.9%
CMYK 0%, 0%, 0%, 100% 56.6%, 21.4%, 0.0%, 43.1%
OKLCH 0.0 0.0 0.0 0.5296 0.0735 237.1

Contrast & Accessibility

4.03:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F7291 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F7291

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F7291);
background: linear-gradient(135deg, #000000, #3F7291);

Explore Each Color

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