black

#000000

#644DAD

#644DAD

Contrast Ratio

3.21:1

Delta E

70.7

Very Different

50:50 Mix

Color Values

Format #000000 #644DAD
HEX #000000 #644DAD
RGB 0, 0, 0 100, 77, 173
HSL 0.0, 0.0%, 0.0% 254.4, 38.4%, 49.0%
HSV 0.0, 0.0%, 0.0% 254.4, 55.5%, 67.8%
CMYK 0%, 0%, 0%, 100% 42.2%, 55.5%, 0.0%, 32.2%
OKLCH 0.0 0.0 0.0 0.4933 0.1472 291.1

Contrast & Accessibility

3.21:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #644DAD → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #644DAD

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #644DAD);
background: linear-gradient(135deg, #000000, #644DAD);

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