black

#000000

#3F8A2C

#3F8A2C

Contrast Ratio

4.88:1

Delta E

78.05

Very Different

50:50 Mix

Color Values

Format #000000 #3F8A2C
HEX #000000 #3F8A2C
RGB 0, 0, 0 63, 138, 44
HSL 0.0, 0.0%, 0.0% 107.9, 51.6%, 35.7%
HSV 0.0, 0.0%, 0.0% 107.9, 68.1%, 54.1%
CMYK 0%, 0%, 0%, 100% 54.3%, 0.0%, 68.1%, 45.9%
OKLCH 0.0 0.0 0.0 0.5652 0.1492 139.9

Contrast & Accessibility

4.88:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F8A2C → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F8A2C

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F8A2C);
background: linear-gradient(135deg, #000000, #3F8A2C);

Explore Each Color

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