black

#000000

#636F21

#636F21

Contrast Ratio

3.83:1

Delta E

61.94

Very Different

50:50 Mix

Color Values

Format #000000 #636F21
HEX #000000 #636F21
RGB 0, 0, 0 99, 111, 33
HSL 0.0, 0.0%, 0.0% 69.2, 54.2%, 28.2%
HSV 0.0, 0.0%, 0.0% 69.2, 70.3%, 43.5%
CMYK 0%, 0%, 0%, 100% 10.8%, 0.0%, 70.3%, 56.5%
OKLCH 0.0 0.0 0.0 0.5154 0.1021 117.7

Contrast & Accessibility

3.83:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #636F21 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #636F21

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #636F21);
background: linear-gradient(135deg, #000000, #636F21);

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