black

#000000

#515EB7

#515EB7

Contrast Ratio

3.63:1

Delta E

68.49

Very Different

50:50 Mix

Color Values

Format #000000 #515EB7
HEX #000000 #515EB7
RGB 0, 0, 0 81, 94, 183
HSL 0.0, 0.0%, 0.0% 232.4, 41.5%, 51.8%
HSV 0.0, 0.0%, 0.0% 232.4, 55.7%, 71.8%
CMYK 0%, 0%, 0%, 100% 55.7%, 48.6%, 0.0%, 28.2%
OKLCH 0.0 0.0 0.0 0.5169 0.1397 274.2

Contrast & Accessibility

3.63:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #515EB7 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #515EB7

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #515EB7);
background: linear-gradient(135deg, #000000, #515EB7);

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