black

#000000

#640CF3

#640CF3

Contrast Ratio

2.89:1

Delta E

126.69

Very Different

50:50 Mix

Color Values

Format #000000 #640CF3
HEX #000000 #640CF3
RGB 0, 0, 0 100, 12, 243
HSL 0.0, 0.0%, 0.0% 262.9, 90.6%, 50.0%
HSV 0.0, 0.0%, 0.0% 262.9, 95.1%, 95.3%
CMYK 0%, 0%, 0%, 100% 58.8%, 95.1%, 0.0%, 4.7%
OKLCH 0.0 0.0 0.0 0.4921 0.2801 286.2

Contrast & Accessibility

2.89:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #640CF3 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #640CF3

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #640CF3);
background: linear-gradient(135deg, #000000, #640CF3);

Explore Each Color

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