black

#000000

#40F243

#40F243

Contrast Ratio

14.0:1

Delta E

131.77

Very Different

50:50 Mix

Color Values

Format #000000 #40F243
HEX #000000 #40F243
RGB 0, 0, 0 64, 242, 67
HSL 0.0, 0.0%, 0.0% 121.0, 87.3%, 60.0%
HSV 0.0, 0.0%, 0.0% 121.0, 73.6%, 94.9%
CMYK 0%, 0%, 0%, 100% 73.6%, 0.0%, 72.3%, 5.1%
OKLCH 0.0 0.0 0.0 0.8416 0.255 143.1

Contrast & Accessibility

14.0:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #40F243 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #40F243

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #40F243);
background: linear-gradient(135deg, #000000, #40F243);

Explore Each Color

Related Comparisons