black

#000000

#515DB5

#515DB5

Contrast Ratio

3.58:1

Delta E

67.85

Very Different

50:50 Mix

Color Values

Format #000000 #515DB5
HEX #000000 #515DB5
RGB 0, 0, 0 81, 93, 181
HSL 0.0, 0.0%, 0.0% 232.8, 40.3%, 51.4%
HSV 0.0, 0.0%, 0.0% 232.8, 55.2%, 71.0%
CMYK 0%, 0%, 0%, 100% 55.2%, 48.6%, 0.0%, 29.0%
OKLCH 0.0 0.0 0.0 0.5136 0.1382 274.6

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: #515DB5 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #515DB5

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #515DB5);
background: linear-gradient(135deg, #000000, #515DB5);

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