black

#000000

#516DBD

#516DBD

Contrast Ratio

4.27:1

Delta E

67.03

Very Different

50:50 Mix

Color Values

Format #000000 #516DBD
HEX #000000 #516DBD
RGB 0, 0, 0 81, 109, 189
HSL 0.0, 0.0%, 0.0% 224.4, 45.0%, 52.9%
HSV 0.0, 0.0%, 0.0% 224.4, 57.1%, 74.1%
CMYK 0%, 0%, 0%, 100% 57.1%, 42.3%, 0.0%, 25.9%
OKLCH 0.0 0.0 0.0 0.5518 0.1288 267.6

Contrast & Accessibility

4.27:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #516DBD → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #516DBD

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #516DBD);
background: linear-gradient(135deg, #000000, #516DBD);

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