black

#000000

#21CB18

#21CB18

Contrast Ratio

9.62:1

Delta E

120.63

Very Different

50:50 Mix

Color Values

Format #000000 #21CB18
HEX #000000 #21CB18
RGB 0, 0, 0 33, 203, 24
HSL 0.0, 0.0%, 0.0% 117.0, 78.9%, 44.5%
HSV 0.0, 0.0%, 0.0% 117.0, 88.2%, 79.6%
CMYK 0%, 0%, 0%, 100% 83.7%, 0.0%, 88.2%, 20.4%
OKLCH 0.0 0.0 0.0 0.7326 0.2405 142.3

Contrast & Accessibility

9.62:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #21CB18 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #21CB18

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #21CB18);
background: linear-gradient(135deg, #000000, #21CB18);

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