black

#000000

#313757

#313757

Contrast Ratio

1.81:1

Delta E

31.98

Very Different

50:50 Mix

Color Values

Format #000000 #313757
HEX #000000 #313757
RGB 0, 0, 0 49, 55, 87
HSL 0.0, 0.0%, 0.0% 230.5, 27.9%, 26.7%
HSV 0.0, 0.0%, 0.0% 230.5, 43.7%, 34.1%
CMYK 0%, 0%, 0%, 100% 43.7%, 36.8%, 0.0%, 65.9%
OKLCH 0.0 0.0 0.0 0.3466 0.0566 275.0

Contrast & Accessibility

1.81:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #313757 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #313757

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #313757);
background: linear-gradient(135deg, #000000, #313757);

Explore Each Color

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