black

#000000

#666CFF

#666CFF

Contrast Ratio

5.15:1

Delta E

99.32

Very Different

50:50 Mix

Color Values

Format #000000 #666CFF
HEX #000000 #666CFF
RGB 0, 0, 0 102, 108, 255
HSL 0.0, 0.0%, 0.0% 237.6, 100.0%, 70.0%
HSV 0.0, 0.0%, 0.0% 237.6, 60.0%, 100.0%
CMYK 0%, 0%, 0%, 100% 60.0%, 57.6%, 0.0%, 0.0%
OKLCH 0.0 0.0 0.0 0.6082 0.2141 276.2

Contrast & Accessibility

5.15:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #666CFF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #666CFF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

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

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