black

#000000

#311DA8

#311DA8

Contrast Ratio

1.87:1

Delta E

89.31

Very Different

50:50 Mix

Color Values

Format #000000 #311DA8
HEX #000000 #311DA8
RGB 0, 0, 0 49, 29, 168
HSL 0.0, 0.0%, 0.0% 248.6, 70.6%, 38.6%
HSV 0.0, 0.0%, 0.0% 248.6, 82.7%, 65.9%
CMYK 0%, 0%, 0%, 100% 70.8%, 82.7%, 0.0%, 34.1%
OKLCH 0.0 0.0 0.0 0.3743 0.2028 276.7

Contrast & Accessibility

1.87:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #311DA8 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #311DA8

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #311DA8);
background: linear-gradient(135deg, #000000, #311DA8);

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