black

#000000

#3FCE39

#3FCE39

Contrast Ratio

10.1:1

Delta E

114.56

Very Different

50:50 Mix

Color Values

Format #000000 #3FCE39
HEX #000000 #3FCE39
RGB 0, 0, 0 63, 206, 57
HSL 0.0, 0.0%, 0.0% 117.6, 60.3%, 51.6%
HSV 0.0, 0.0%, 0.0% 117.6, 72.3%, 80.8%
CMYK 0%, 0%, 0%, 100% 69.4%, 0.0%, 72.3%, 19.2%
OKLCH 0.0 0.0 0.0 0.7478 0.2222 142.5

Contrast & Accessibility

10.1:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3FCE39 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3FCE39

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3FCE39);
background: linear-gradient(135deg, #000000, #3FCE39);

Explore Each Color

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