black

#000000

#40C54B

#40C54B

Contrast Ratio

9.31:1

Delta E

105.0

Very Different

50:50 Mix

Color Values

Format #000000 #40C54B
HEX #000000 #40C54B
RGB 0, 0, 0 64, 197, 75
HSL 0.0, 0.0%, 0.0% 125.0, 53.4%, 51.2%
HSV 0.0, 0.0%, 0.0% 125.0, 67.5%, 77.3%
CMYK 0%, 0%, 0%, 100% 67.5%, 0.0%, 61.9%, 22.7%
OKLCH 0.0 0.0 0.0 0.7262 0.1994 144.4

Contrast & Accessibility

9.31:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #40C54B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #40C54B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #40C54B);
background: linear-gradient(135deg, #000000, #40C54B);

Explore Each Color

Related Comparisons