black

#000000

#666BDF

#666BDF

Contrast Ratio

4.73:1

Delta E

84.06

Very Different

50:50 Mix

Color Values

Format #000000 #666BDF
HEX #000000 #666BDF
RGB 0, 0, 0 102, 107, 223
HSL 0.0, 0.0%, 0.0% 237.5, 65.4%, 63.7%
HSV 0.0, 0.0%, 0.0% 237.5, 54.3%, 87.5%
CMYK 0%, 0%, 0%, 100% 54.3%, 52.0%, 0.0%, 12.5%
OKLCH 0.0 0.0 0.0 0.5835 0.1732 277.7

Contrast & Accessibility

4.73:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #666BDF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #666BDF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

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

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