black

#000000

#308D4B

#308D4B

Contrast Ratio

5.04:1

Delta E

72.47

Very Different

50:50 Mix

Color Values

Format #000000 #308D4B
HEX #000000 #308D4B
RGB 0, 0, 0 48, 141, 75
HSL 0.0, 0.0%, 0.0% 137.4, 49.2%, 37.1%
HSV 0.0, 0.0%, 0.0% 137.4, 66.0%, 55.3%
CMYK 0%, 0%, 0%, 100% 66.0%, 0.0%, 46.8%, 44.7%
OKLCH 0.0 0.0 0.0 0.5722 0.1325 149.6

Contrast & Accessibility

5.04:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #308D4B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #308D4B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #308D4B);
background: linear-gradient(135deg, #000000, #308D4B);

Explore Each Color

Related Comparisons