black

#000000

#178C40

#178C40

Contrast Ratio

4.86:1

Delta E

76.87

Very Different

50:50 Mix

Color Values

Format #000000 #178C40
HEX #000000 #178C40
RGB 0, 0, 0 23, 140, 64
HSL 0.0, 0.0%, 0.0% 141.0, 71.8%, 32.0%
HSV 0.0, 0.0%, 0.0% 141.0, 83.6%, 54.9%
CMYK 0%, 0%, 0%, 100% 83.6%, 0.0%, 54.3%, 45.1%
OKLCH 0.0 0.0 0.0 0.562 0.1496 149.2

Contrast & Accessibility

4.86:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #178C40 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #178C40

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #178C40);
background: linear-gradient(135deg, #000000, #178C40);

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