black

#000000

#40A665

#40A665

Contrast Ratio

6.86:1

Delta E

79.58

Very Different

50:50 Mix

Color Values

Format #000000 #40A665
HEX #000000 #40A665
RGB 0, 0, 0 64, 166, 101
HSL 0.0, 0.0%, 0.0% 141.8, 44.3%, 45.1%
HSV 0.0, 0.0%, 0.0% 141.8, 61.4%, 65.1%
CMYK 0%, 0%, 0%, 100% 61.4%, 0.0%, 39.2%, 34.9%
OKLCH 0.0 0.0 0.0 0.6489 0.1356 152.5

Contrast & Accessibility

6.86:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #40A665 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #40A665

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #40A665);
background: linear-gradient(135deg, #000000, #40A665);

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