black

#000000

#666FDC

#666FDC

Contrast Ratio

4.87:1

Delta E

81.26

Very Different

50:50 Mix

Color Values

Format #000000 #666FDC
HEX #000000 #666FDC
RGB 0, 0, 0 102, 111, 220
HSL 0.0, 0.0%, 0.0% 235.4, 62.8%, 63.1%
HSV 0.0, 0.0%, 0.0% 235.4, 53.6%, 86.3%
CMYK 0%, 0%, 0%, 100% 53.6%, 49.5%, 0.0%, 13.7%
OKLCH 0.0 0.0 0.0 0.589 0.1639 276.6

Contrast & Accessibility

4.87:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #666FDC → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #666FDC

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

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

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