black

#000000

#81CE15

#81CE15

Contrast Ratio

10.77:1

Delta E

115.09

Very Different

50:50 Mix

Color Values

Format #000000 #81CE15
HEX #000000 #81CE15
RGB 0, 0, 0 129, 206, 21
HSL 0.0, 0.0%, 0.0% 85.0, 81.5%, 44.5%
HSV 0.0, 0.0%, 0.0% 85.0, 89.8%, 80.8%
CMYK 0%, 0%, 0%, 100% 37.4%, 0.0%, 89.8%, 19.2%
OKLCH 0.0 0.0 0.0 0.7714 0.2084 131.7

Contrast & Accessibility

10.77:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #81CE15 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #81CE15

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #81CE15);
background: linear-gradient(135deg, #000000, #81CE15);

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