black

#000000

#664F9B

#664F9B

Contrast Ratio

3.16:1

Delta E

61.18

Very Different

50:50 Mix

Color Values

Format #000000 #664F9B
HEX #000000 #664F9B
RGB 0, 0, 0 102, 79, 155
HSL 0.0, 0.0%, 0.0% 258.2, 32.5%, 45.9%
HSV 0.0, 0.0%, 0.0% 258.2, 49.0%, 60.8%
CMYK 0%, 0%, 0%, 100% 34.2%, 49.0%, 0.0%, 39.2%
OKLCH 0.0 0.0 0.0 0.4871 0.1195 295.6

Contrast & Accessibility

3.16:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #664F9B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #664F9B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #664F9B);
background: linear-gradient(135deg, #000000, #664F9B);

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