black

#000000

#278F39

#278F39

Contrast Ratio

5.07:1

Delta E

79.71

Very Different

50:50 Mix

Color Values

Format #000000 #278F39
HEX #000000 #278F39
RGB 0, 0, 0 39, 143, 57
HSL 0.0, 0.0%, 0.0% 130.4, 57.1%, 35.7%
HSV 0.0, 0.0%, 0.0% 130.4, 72.7%, 56.1%
CMYK 0%, 0%, 0%, 100% 72.7%, 0.0%, 60.1%, 43.9%
OKLCH 0.0 0.0 0.0 0.5725 0.1552 145.9

Contrast & Accessibility

5.07:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #278F39 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #278F39

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #278F39);
background: linear-gradient(135deg, #000000, #278F39);

Explore Each Color

Related Comparisons