black

#000000

#EFFB61

#EFFB61

Contrast Ratio

18.64:1

Delta E

120.53

Very Different

50:50 Mix

Color Values

Format #000000 #EFFB61
HEX #000000 #EFFB61
RGB 0, 0, 0 239, 251, 97
HSL 0.0, 0.0%, 0.0% 64.7, 95.1%, 68.2%
HSV 0.0, 0.0%, 0.0% 64.7, 61.4%, 98.4%
CMYK 0%, 0%, 0%, 100% 4.8%, 0.0%, 61.4%, 1.6%
OKLCH 0.0 0.0 0.0 0.951 0.1742 113.5

Contrast & Accessibility

18.64:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #EFFB61 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #EFFB61

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #EFFB61);
background: linear-gradient(135deg, #000000, #EFFB61);

Explore Each Color

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