black

#000000

#515CB9

#515CB9

Contrast Ratio

3.58:1

Delta E

70.17

Very Different

50:50 Mix

Color Values

Format #000000 #515CB9
HEX #000000 #515CB9
RGB 0, 0, 0 81, 92, 185
HSL 0.0, 0.0%, 0.0% 233.7, 42.6%, 52.2%
HSV 0.0, 0.0%, 0.0% 233.7, 56.2%, 72.5%
CMYK 0%, 0%, 0%, 100% 56.2%, 50.3%, 0.0%, 27.5%
OKLCH 0.0 0.0 0.0 0.5143 0.1453 275.0

Contrast & Accessibility

3.58:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #515CB9 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #515CB9

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #515CB9);
background: linear-gradient(135deg, #000000, #515CB9);

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