black

#000000

#21DF20

#21DF20

Contrast Ratio

11.64:1

Delta E

129.75

Very Different

50:50 Mix

Color Values

Format #000000 #21DF20
HEX #000000 #21DF20
RGB 0, 0, 0 33, 223, 32
HSL 0.0, 0.0%, 0.0% 119.7, 74.9%, 50.0%
HSV 0.0, 0.0%, 0.0% 119.7, 85.7%, 87.5%
CMYK 0%, 0%, 0%, 100% 85.2%, 0.0%, 85.7%, 12.5%
OKLCH 0.0 0.0 0.0 0.7858 0.2575 142.6

Contrast & Accessibility

11.64:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #21DF20 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #21DF20

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #21DF20);
background: linear-gradient(135deg, #000000, #21DF20);

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