black

#000000

#646FAC

#646FAC

Contrast Ratio

4.41:1

Delta E

60.22

Very Different

50:50 Mix

Color Values

Format #000000 #646FAC
HEX #000000 #646FAC
RGB 0, 0, 0 100, 111, 172
HSL 0.0, 0.0%, 0.0% 230.8, 30.3%, 53.3%
HSV 0.0, 0.0%, 0.0% 230.8, 41.9%, 67.5%
CMYK 0%, 0%, 0%, 100% 41.9%, 35.5%, 0.0%, 32.5%
OKLCH 0.0 0.0 0.0 0.5589 0.0955 275.1

Contrast & Accessibility

4.41:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #646FAC → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #646FAC

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

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

Explore Each Color

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