black

#000000

#3F758A

#3F758A

Contrast Ratio

4.12:1

Delta E

50.81

Very Different

50:50 Mix

Color Values

Format #000000 #3F758A
HEX #000000 #3F758A
RGB 0, 0, 0 63, 117, 138
HSL 0.0, 0.0%, 0.0% 196.8, 37.3%, 39.4%
HSV 0.0, 0.0%, 0.0% 196.8, 54.3%, 54.1%
CMYK 0%, 0%, 0%, 100% 54.3%, 15.2%, 0.0%, 45.9%
OKLCH 0.0 0.0 0.0 0.5338 0.066 225.5

Contrast & Accessibility

4.12:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F758A → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F758A

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F758A);
background: linear-gradient(135deg, #000000, #3F758A);

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