black

#000000

#21B43C

#21B43C

Contrast Ratio

7.66:1

Delta E

101.18

Very Different

50:50 Mix

Color Values

Format #000000 #21B43C
HEX #000000 #21B43C
RGB 0, 0, 0 33, 180, 60
HSL 0.0, 0.0%, 0.0% 131.0, 69.0%, 41.8%
HSV 0.0, 0.0%, 0.0% 131.0, 81.7%, 70.6%
CMYK 0%, 0%, 0%, 100% 81.7%, 0.0%, 66.7%, 29.4%
OKLCH 0.0 0.0 0.0 0.6731 0.1991 145.2

Contrast & Accessibility

7.66:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #21B43C → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #21B43C

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #21B43C);
background: linear-gradient(135deg, #000000, #21B43C);

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