black

#000000

#636670

#636670

Contrast Ratio

3.67:1

Delta E

43.68

Very Different

50:50 Mix

Color Values

Format #000000 #636670
HEX #000000 #636670
RGB 0, 0, 0 99, 102, 112
HSL 0.0, 0.0%, 0.0% 226.2, 6.2%, 41.4%
HSV 0.0, 0.0%, 0.0% 226.2, 11.6%, 43.9%
CMYK 0%, 0%, 0%, 100% 11.6%, 8.9%, 0.0%, 56.1%
OKLCH 0.0 0.0 0.0 0.5111 0.0162 272.5

Contrast & Accessibility

3.67:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #636670 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #636670

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #636670);
background: linear-gradient(135deg, #000000, #636670);

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