black

#000000

#57504F

#57504F

Contrast Ratio

2.67:1

Delta E

34.8

Very Different

50:50 Mix

Color Values

Format #000000 #57504F
HEX #000000 #57504F
RGB 0, 0, 0 87, 80, 79
HSL 0.0, 0.0%, 0.0% 7.5, 4.8%, 32.5%
HSV 0.0, 0.0%, 0.0% 7.5, 9.2%, 34.1%
CMYK 0%, 0%, 0%, 100% 0.0%, 8.0%, 9.2%, 65.9%
OKLCH 0.0 0.0 0.0 0.4377 0.0094 27.3

Contrast & Accessibility

2.67:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #57504F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #57504F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #57504F);
background: linear-gradient(135deg, #000000, #57504F);

Explore Each Color

Related Comparisons