black

#000000

#21AA41

#21AA41

Contrast Ratio

6.89:1

Delta E

94.07

Very Different

50:50 Mix

Color Values

Format #000000 #21AA41
HEX #000000 #21AA41
RGB 0, 0, 0 33, 170, 65
HSL 0.0, 0.0%, 0.0% 134.0, 67.5%, 39.8%
HSV 0.0, 0.0%, 0.0% 134.0, 80.6%, 66.7%
CMYK 0%, 0%, 0%, 100% 80.6%, 0.0%, 61.8%, 33.3%
OKLCH 0.0 0.0 0.0 0.6465 0.1837 146.4

Contrast & Accessibility

6.89:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #21AA41 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #21AA41

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #21AA41);
background: linear-gradient(135deg, #000000, #21AA41);

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