black

#000000

#EFEF25

#EFEF25

Contrast Ratio

17.04:1

Delta E

127.08

Very Different

50:50 Mix

Color Values

Format #000000 #EFEF25
HEX #000000 #EFEF25
RGB 0, 0, 0 239, 239, 37
HSL 0.0, 0.0%, 0.0% 60.0, 86.3%, 54.1%
HSV 0.0, 0.0%, 0.0% 60.0, 84.5%, 93.7%
CMYK 0%, 0%, 0%, 100% 0.0%, 0.0%, 84.5%, 6.3%
OKLCH 0.0 0.0 0.0 0.9223 0.1944 109.7

Contrast & Accessibility

17.04:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #EFEF25 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #EFEF25

Color Difference (Delta E)

127.08 Very Different
0 β€” Identical 5 β€” Similar 25 β€” Noticeable 100 β€” Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #EFEF25);
background: linear-gradient(135deg, #000000, #EFEF25);

Explore Each Color

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