black

#000000

#40A720

#40A720

Contrast Ratio

6.77:1

Delta E

97.98

Very Different

50:50 Mix

Color Values

Format #000000 #40A720
HEX #000000 #40A720
RGB 0, 0, 0 64, 167, 32
HSL 0.0, 0.0%, 0.0% 105.8, 67.8%, 39.0%
HSV 0.0, 0.0%, 0.0% 105.8, 80.8%, 65.5%
CMYK 0%, 0%, 0%, 100% 61.7%, 0.0%, 80.8%, 34.5%
OKLCH 0.0 0.0 0.0 0.6431 0.1913 139.8

Contrast & Accessibility

6.77:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #40A720 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #40A720

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #40A720);
background: linear-gradient(135deg, #000000, #40A720);

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