black

#000000

#646AD0

#646AD0

Contrast Ratio

4.51:1

Delta E

77.16

Very Different

50:50 Mix

Color Values

Format #000000 #646AD0
HEX #000000 #646AD0
RGB 0, 0, 0 100, 106, 208
HSL 0.0, 0.0%, 0.0% 236.7, 53.5%, 60.4%
HSV 0.0, 0.0%, 0.0% 236.7, 51.9%, 81.6%
CMYK 0%, 0%, 0%, 100% 51.9%, 49.0%, 0.0%, 18.4%
OKLCH 0.0 0.0 0.0 0.5702 0.1544 277.8

Contrast & Accessibility

4.51:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #646AD0 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #646AD0

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #646AD0);
background: linear-gradient(135deg, #000000, #646AD0);

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