black

#000000

#3FCC63

#3FCC63

Contrast Ratio

10.03:1

Delta E

102.8

Very Different

50:50 Mix

Color Values

Format #000000 #3FCC63
HEX #000000 #3FCC63
RGB 0, 0, 0 63, 204, 99
HSL 0.0, 0.0%, 0.0% 135.3, 58.0%, 52.4%
HSV 0.0, 0.0%, 0.0% 135.3, 69.1%, 80.0%
CMYK 0%, 0%, 0%, 100% 69.1%, 0.0%, 51.5%, 20.0%
OKLCH 0.0 0.0 0.0 0.7471 0.1887 148.1

Contrast & Accessibility

10.03:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3FCC63 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3FCC63

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3FCC63);
background: linear-gradient(135deg, #000000, #3FCC63);

Explore Each Color

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