black

#000000

#664DBD

#664DBD

Contrast Ratio

3.36:1

Delta E

78.92

Very Different

50:50 Mix

Color Values

Format #000000 #664DBD
HEX #000000 #664DBD
RGB 0, 0, 0 102, 77, 189
HSL 0.0, 0.0%, 0.0% 253.4, 45.9%, 52.2%
HSV 0.0, 0.0%, 0.0% 253.4, 59.3%, 74.1%
CMYK 0%, 0%, 0%, 100% 46.0%, 59.3%, 0.0%, 25.9%
OKLCH 0.0 0.0 0.0 0.5066 0.1684 289.3

Contrast & Accessibility

3.36:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #664DBD → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #664DBD

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

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

Explore Each Color

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