black

#000000

#57717D

#57717D

Contrast Ratio

4.06:1

Delta E

47.51

Very Different

50:50 Mix

Color Values

Format #000000 #57717D
HEX #000000 #57717D
RGB 0, 0, 0 87, 113, 125
HSL 0.0, 0.0%, 0.0% 198.9, 17.9%, 41.6%
HSV 0.0, 0.0%, 0.0% 198.9, 30.4%, 49.0%
CMYK 0%, 0%, 0%, 100% 30.4%, 9.6%, 0.0%, 51.0%
OKLCH 0.0 0.0 0.0 0.5325 0.0358 227.8

Contrast & Accessibility

4.06:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #57717D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #57717D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #57717D);
background: linear-gradient(135deg, #000000, #57717D);

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