black

#000000

#23A821

#23A821

Contrast Ratio

6.69:1

Delta E

100.58

Very Different

50:50 Mix

Color Values

Format #000000 #23A821
HEX #000000 #23A821
RGB 0, 0, 0 35, 168, 33
HSL 0.0, 0.0%, 0.0% 119.1, 67.2%, 39.4%
HSV 0.0, 0.0%, 0.0% 119.1, 80.4%, 65.9%
CMYK 0%, 0%, 0%, 100% 79.2%, 0.0%, 80.4%, 34.1%
OKLCH 0.0 0.0 0.0 0.6386 0.2013 142.6

Contrast & Accessibility

6.69:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #23A821 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #23A821

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #23A821);
background: linear-gradient(135deg, #000000, #23A821);

Explore Each Color

Related Comparisons