black

#000000

#31373B

#31373B

Contrast Ratio

1.74:1

Delta E

22.96

Noticeable

50:50 Mix

Color Values

Format #000000 #31373B
HEX #000000 #31373B
RGB 0, 0, 0 49, 55, 59
HSL 0.0, 0.0%, 0.0% 204.0, 9.3%, 21.2%
HSV 0.0, 0.0%, 0.0% 204.0, 16.9%, 23.1%
CMYK 0%, 0%, 0%, 100% 16.9%, 6.8%, 0.0%, 76.9%
OKLCH 0.0 0.0 0.0 0.3327 0.0108 236.9

Contrast & Accessibility

1.74:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #31373B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #31373B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #31373B);
background: linear-gradient(135deg, #000000, #31373B);

Explore Each Color

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