black

#000000

#515BA5

#515BA5

Contrast Ratio

3.39:1

Delta E

60.79

Very Different

50:50 Mix

Color Values

Format #000000 #515BA5
HEX #000000 #515BA5
RGB 0, 0, 0 81, 91, 165
HSL 0.0, 0.0%, 0.0% 232.9, 34.1%, 48.2%
HSV 0.0, 0.0%, 0.0% 232.9, 50.9%, 64.7%
CMYK 0%, 0%, 0%, 100% 50.9%, 44.8%, 0.0%, 35.3%
OKLCH 0.0 0.0 0.0 0.4991 0.1177 275.5

Contrast & Accessibility

3.39:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #515BA5 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #515BA5

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #515BA5);
background: linear-gradient(135deg, #000000, #515BA5);

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