black

#000000

#57797B

#57797B

Contrast Ratio

4.43:1

Delta E

50.02

Very Different

50:50 Mix

Color Values

Format #000000 #57797B
HEX #000000 #57797B
RGB 0, 0, 0 87, 121, 123
HSL 0.0, 0.0%, 0.0% 183.3, 17.1%, 41.2%
HSV 0.0, 0.0%, 0.0% 183.3, 29.3%, 48.2%
CMYK 0%, 0%, 0%, 100% 29.3%, 1.6%, 0.0%, 51.8%
OKLCH 0.0 0.0 0.0 0.551 0.0387 200.7

Contrast & Accessibility

4.43:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #57797B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #57797B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #57797B);
background: linear-gradient(135deg, #000000, #57797B);

Explore Each Color

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