black

#000000

#5181D3

#5181D3

Contrast Ratio

5.43:1

Delta E

72.37

Very Different

50:50 Mix

Color Values

Format #000000 #5181D3
HEX #000000 #5181D3
RGB 0, 0, 0 81, 129, 211
HSL 0.0, 0.0%, 0.0% 217.8, 59.6%, 57.3%
HSV 0.0, 0.0%, 0.0% 217.8, 61.6%, 82.7%
CMYK 0%, 0%, 0%, 100% 61.6%, 38.9%, 0.0%, 17.3%
OKLCH 0.0 0.0 0.0 0.6078 0.1358 260.5

Contrast & Accessibility

5.43:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #5181D3 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #5181D3

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #5181D3);
background: linear-gradient(135deg, #000000, #5181D3);

Explore Each Color

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