black

#000000

#21A239

#21A239

Contrast Ratio

6.29:1

Delta E

91.56

Very Different

50:50 Mix

Color Values

Format #000000 #21A239
HEX #000000 #21A239
RGB 0, 0, 0 33, 162, 57
HSL 0.0, 0.0%, 0.0% 131.2, 66.2%, 38.2%
HSV 0.0, 0.0%, 0.0% 131.2, 79.6%, 63.5%
CMYK 0%, 0%, 0%, 100% 79.6%, 0.0%, 64.8%, 36.5%
OKLCH 0.0 0.0 0.0 0.6238 0.1804 145.5

Contrast & Accessibility

6.29:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #21A239 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #21A239

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #21A239);
background: linear-gradient(135deg, #000000, #21A239);

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