black

#000000

#278636

#278636

Contrast Ratio

4.55:1

Delta E

74.99

Very Different

50:50 Mix

Color Values

Format #000000 #278636
HEX #000000 #278636
RGB 0, 0, 0 39, 134, 54
HSL 0.0, 0.0%, 0.0% 129.5, 54.9%, 33.9%
HSV 0.0, 0.0%, 0.0% 129.5, 70.9%, 52.5%
CMYK 0%, 0%, 0%, 100% 70.9%, 0.0%, 59.7%, 47.5%
OKLCH 0.0 0.0 0.0 0.547 0.1461 145.8

Contrast & Accessibility

4.55:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #278636 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #278636

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #278636);
background: linear-gradient(135deg, #000000, #278636);

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