black

#000000

#21CE21

#21CE21

Contrast Ratio

9.92:1

Delta E

120.93

Very Different

50:50 Mix

Color Values

Format #000000 #21CE21
HEX #000000 #21CE21
RGB 0, 0, 0 33, 206, 33
HSL 0.0, 0.0%, 0.0% 120.0, 72.4%, 46.9%
HSV 0.0, 0.0%, 0.0% 120.0, 84.0%, 80.8%
CMYK 0%, 0%, 0%, 100% 84.0%, 0.0%, 84.0%, 19.2%
OKLCH 0.0 0.0 0.0 0.741 0.2406 142.7

Contrast & Accessibility

9.92:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #21CE21 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #21CE21

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #21CE21);
background: linear-gradient(135deg, #000000, #21CE21);

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