black

#000000

#213721

#213721

Contrast Ratio

1.63:1

Delta E

27.46

Very Different

50:50 Mix

Color Values

Format #000000 #213721
HEX #000000 #213721
RGB 0, 0, 0 33, 55, 33
HSL 0.0, 0.0%, 0.0% 120.0, 25.0%, 17.3%
HSV 0.0, 0.0%, 0.0% 120.0, 40.0%, 21.6%
CMYK 0%, 0%, 0%, 100% 40.0%, 0.0%, 40.0%, 78.4%
OKLCH 0.0 0.0 0.0 0.3114 0.0477 144.3

Contrast & Accessibility

1.63:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #213721 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #213721

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #213721);
background: linear-gradient(135deg, #000000, #213721);

Explore Each Color

Related Comparisons