black

#000000

#3F7F2C

#3F7F2C

Contrast Ratio

4.28:1

Delta E

71.11

Very Different

50:50 Mix

Color Values

Format #000000 #3F7F2C
HEX #000000 #3F7F2C
RGB 0, 0, 0 63, 127, 44
HSL 0.0, 0.0%, 0.0% 106.3, 48.5%, 33.5%
HSV 0.0, 0.0%, 0.0% 106.3, 65.4%, 49.8%
CMYK 0%, 0%, 0%, 100% 50.4%, 0.0%, 65.4%, 50.2%
OKLCH 0.0 0.0 0.0 0.5351 0.1343 139.2

Contrast & Accessibility

4.28:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F7F2C → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F7F2C

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F7F2C);
background: linear-gradient(135deg, #000000, #3F7F2C);

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