black

#000000

#437F21

#437F21

Contrast Ratio

4.3:1

Delta E

73.73

Very Different

50:50 Mix

Color Values

Format #000000 #437F21
HEX #000000 #437F21
RGB 0, 0, 0 67, 127, 33
HSL 0.0, 0.0%, 0.0% 98.3, 58.8%, 31.4%
HSV 0.0, 0.0%, 0.0% 98.3, 74.0%, 49.8%
CMYK 0%, 0%, 0%, 100% 47.2%, 0.0%, 74.0%, 50.2%
OKLCH 0.0 0.0 0.0 0.536 0.1404 136.6

Contrast & Accessibility

4.3:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #437F21 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #437F21

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #437F21);
background: linear-gradient(135deg, #000000, #437F21);

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