black

#000000

#18CF21

#18CF21

Contrast Ratio

9.99:1

Delta E

121.78

Very Different

50:50 Mix

Color Values

Format #000000 #18CF21
HEX #000000 #18CF21
RGB 0, 0, 0 24, 207, 33
HSL 0.0, 0.0%, 0.0% 123.0, 79.2%, 45.3%
HSV 0.0, 0.0%, 0.0% 123.0, 88.4%, 81.2%
CMYK 0%, 0%, 0%, 100% 88.4%, 0.0%, 84.1%, 18.8%
OKLCH 0.0 0.0 0.0 0.7427 0.2429 143.0

Contrast & Accessibility

9.99:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #18CF21 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #18CF21

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #18CF21);
background: linear-gradient(135deg, #000000, #18CF21);

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