black

#000000

#51AC44

#51AC44

Contrast Ratio

7.33:1

Delta E

90.59

Very Different

50:50 Mix

Color Values

Format #000000 #51AC44
HEX #000000 #51AC44
RGB 0, 0, 0 81, 172, 68
HSL 0.0, 0.0%, 0.0% 112.5, 43.3%, 47.1%
HSV 0.0, 0.0%, 0.0% 112.5, 60.5%, 67.5%
CMYK 0%, 0%, 0%, 100% 52.9%, 0.0%, 60.5%, 32.5%
OKLCH 0.0 0.0 0.0 0.6657 0.1664 141.2

Contrast & Accessibility

7.33:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #51AC44 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #51AC44

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #51AC44);
background: linear-gradient(135deg, #000000, #51AC44);

Explore Each Color

Related Comparisons