black

#000000

#81AD31

#81AD31

Contrast Ratio

7.96:1

Delta E

92.25

Very Different

50:50 Mix

Color Values

Format #000000 #81AD31
HEX #000000 #81AD31
RGB 0, 0, 0 129, 173, 49
HSL 0.0, 0.0%, 0.0% 81.3, 55.9%, 43.5%
HSV 0.0, 0.0%, 0.0% 81.3, 71.7%, 67.8%
CMYK 0%, 0%, 0%, 100% 25.4%, 0.0%, 71.7%, 32.2%
OKLCH 0.0 0.0 0.0 0.692 0.1572 127.2

Contrast & Accessibility

7.96:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #81AD31 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #81AD31

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #81AD31);
background: linear-gradient(135deg, #000000, #81AD31);

Explore Each Color

Related Comparisons