black

#000000

#304A39

#304A39

Contrast Ratio

2.16:1

Delta E

33.0

Very Different

50:50 Mix

Color Values

Format #000000 #304A39
HEX #000000 #304A39
RGB 0, 0, 0 48, 74, 57
HSL 0.0, 0.0%, 0.0% 140.8, 21.3%, 23.9%
HSV 0.0, 0.0%, 0.0% 140.8, 35.1%, 29.0%
CMYK 0%, 0%, 0%, 100% 35.1%, 0.0%, 23.0%, 71.0%
OKLCH 0.0 0.0 0.0 0.3825 0.0431 155.2

Contrast & Accessibility

2.16:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #304A39 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #304A39

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #304A39);
background: linear-gradient(135deg, #000000, #304A39);

Explore Each Color

Related Comparisons