black

#000000

#64665C

#64665C

Contrast Ratio

3.6:1

Delta E

43.17

Very Different

50:50 Mix

Color Values

Format #000000 #64665C
HEX #000000 #64665C
RGB 0, 0, 0 100, 102, 92
HSL 0.0, 0.0%, 0.0% 72.0, 5.2%, 38.0%
HSV 0.0, 0.0%, 0.0% 72.0, 9.8%, 40.0%
CMYK 0%, 0%, 0%, 100% 2.0%, 0.0%, 9.8%, 60.0%
OKLCH 0.0 0.0 0.0 0.5054 0.0156 116.1

Contrast & Accessibility

3.6:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #64665C → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #64665C

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #64665C);
background: linear-gradient(135deg, #000000, #64665C);

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