black

#000000

#EFF55F

#EFF55F

Contrast Ratio

17.9:1

Delta E

118.25

Very Different

50:50 Mix

Color Values

Format #000000 #EFF55F
HEX #000000 #EFF55F
RGB 0, 0, 0 239, 245, 95
HSL 0.0, 0.0%, 0.0% 62.4, 88.2%, 66.7%
HSV 0.0, 0.0%, 0.0% 62.4, 61.2%, 96.1%
CMYK 0%, 0%, 0%, 100% 2.4%, 0.0%, 61.2%, 3.9%
OKLCH 0.0 0.0 0.0 0.9383 0.1694 111.4

Contrast & Accessibility

17.9:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #EFF55F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #EFF55F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #EFF55F);
background: linear-gradient(135deg, #000000, #EFF55F);

Explore Each Color

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