black

#000000

#666BD2

#666BD2

Contrast Ratio

4.6:1

Delta E

77.85

Very Different

50:50 Mix

Color Values

Format #000000 #666BD2
HEX #000000 #666BD2
RGB 0, 0, 0 102, 107, 210
HSL 0.0, 0.0%, 0.0% 237.2, 54.5%, 61.2%
HSV 0.0, 0.0%, 0.0% 237.2, 51.4%, 82.4%
CMYK 0%, 0%, 0%, 100% 51.4%, 49.0%, 0.0%, 17.6%
OKLCH 0.0 0.0 0.0 0.5748 0.1554 278.2

Contrast & Accessibility

4.6:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #666BD2 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #666BD2

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #666BD2);
background: linear-gradient(135deg, #000000, #666BD2);

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