black

#000000

#356EAB

#356EAB

Contrast Ratio

3.97:1

Delta E

59.3

Very Different

50:50 Mix

Color Values

Format #000000 #356EAB
HEX #000000 #356EAB
RGB 0, 0, 0 53, 110, 171
HSL 0.0, 0.0%, 0.0% 211.0, 52.7%, 43.9%
HSV 0.0, 0.0%, 0.0% 211.0, 69.0%, 67.1%
CMYK 0%, 0%, 0%, 100% 69.0%, 35.7%, 0.0%, 32.9%
OKLCH 0.0 0.0 0.0 0.5294 0.1136 252.1

Contrast & Accessibility

3.97:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #356EAB → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #356EAB

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #356EAB);
background: linear-gradient(135deg, #000000, #356EAB);

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