black

#000000

#3CEF63

#3CEF63

Contrast Ratio

13.72:1

Delta E

122.83

Very Different

50:50 Mix

Color Values

Format #000000 #3CEF63
HEX #000000 #3CEF63
RGB 0, 0, 0 60, 239, 99
HSL 0.0, 0.0%, 0.0% 133.1, 84.8%, 58.6%
HSV 0.0, 0.0%, 0.0% 133.1, 74.9%, 93.7%
CMYK 0%, 0%, 0%, 100% 74.9%, 0.0%, 58.6%, 6.3%
OKLCH 0.0 0.0 0.0 0.8361 0.2316 146.4

Contrast & Accessibility

13.72:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3CEF63 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3CEF63

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3CEF63);
background: linear-gradient(135deg, #000000, #3CEF63);

Explore Each Color

Related Comparisons