black

#000000

#3F8F31

#3F8F31

Contrast Ratio

5.18:1

Delta E

79.77

Very Different

50:50 Mix

Color Values

Format #000000 #3F8F31
HEX #000000 #3F8F31
RGB 0, 0, 0 63, 143, 49
HSL 0.0, 0.0%, 0.0% 111.1, 49.0%, 37.6%
HSV 0.0, 0.0%, 0.0% 111.1, 65.7%, 56.1%
CMYK 0%, 0%, 0%, 100% 55.9%, 0.0%, 65.7%, 43.9%
OKLCH 0.0 0.0 0.0 0.5793 0.1519 140.8

Contrast & Accessibility

5.18:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F8F31 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F8F31

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F8F31);
background: linear-gradient(135deg, #000000, #3F8F31);

Explore Each Color

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