black

#000000

#666FD4

#666FD4

Contrast Ratio

4.79:1

Delta E

77.51

Very Different

50:50 Mix

Color Values

Format #000000 #666FD4
HEX #000000 #666FD4
RGB 0, 0, 0 102, 111, 212
HSL 0.0, 0.0%, 0.0% 235.1, 56.1%, 61.6%
HSV 0.0, 0.0%, 0.0% 235.1, 51.9%, 83.1%
CMYK 0%, 0%, 0%, 100% 51.9%, 47.6%, 0.0%, 16.9%
OKLCH 0.0 0.0 0.0 0.5838 0.1528 276.7

Contrast & Accessibility

4.79:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #666FD4 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #666FD4

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #666FD4);
background: linear-gradient(135deg, #000000, #666FD4);

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