black

#000000

#EFFC61

#EFFC61

Contrast Ratio

18.77:1

Delta E

120.99

Very Different

50:50 Mix

Color Values

Format #000000 #EFFC61
HEX #000000 #EFFC61
RGB 0, 0, 0 239, 252, 97
HSL 0.0, 0.0%, 0.0% 65.0, 96.3%, 68.4%
HSV 0.0, 0.0%, 0.0% 65.0, 61.5%, 98.8%
CMYK 0%, 0%, 0%, 100% 5.2%, 0.0%, 61.5%, 1.2%
OKLCH 0.0 0.0 0.0 0.9531 0.1753 113.8

Contrast & Accessibility

18.77:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #EFFC61 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #EFFC61

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #EFFC61);
background: linear-gradient(135deg, #000000, #EFFC61);

Explore Each Color

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