black

#000000

#3FFC03

#3FFC03

Contrast Ratio

15.14:1

Delta E

144.92

Very Different

50:50 Mix

Color Values

Format #000000 #3FFC03
HEX #000000 #3FFC03
RGB 0, 0, 0 63, 252, 3
HSL 0.0, 0.0%, 0.0% 105.5, 97.6%, 50.0%
HSV 0.0, 0.0%, 0.0% 105.5, 98.8%, 98.8%
CMYK 0%, 0%, 0%, 100% 75.0%, 0.0%, 98.8%, 1.2%
OKLCH 0.0 0.0 0.0 0.8646 0.2839 141.0

Contrast & Accessibility

15.14:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3FFC03 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3FFC03

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3FFC03);
background: linear-gradient(135deg, #000000, #3FFC03);

Explore Each Color

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