black

#000000

#171F21

#171F21

Contrast Ratio

1.25:1

Delta E

11.76

Noticeable

50:50 Mix

Color Values

Format #000000 #171F21
HEX #000000 #171F21
RGB 0, 0, 0 23, 31, 33
HSL 0.0, 0.0%, 0.0% 192.0, 17.9%, 11.0%
HSV 0.0, 0.0%, 0.0% 192.0, 30.3%, 12.9%
CMYK 0%, 0%, 0%, 100% 30.3%, 6.1%, 0.0%, 87.1%
OKLCH 0.0 0.0 0.0 0.2323 0.0122 214.6

Contrast & Accessibility

1.25:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #171F21 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #171F21

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #171F21);
background: linear-gradient(135deg, #000000, #171F21);

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