black

#000000

#FEF399

#FEF399

Contrast Ratio

18.49:1

Delta E

105.29

Very Different

50:50 Mix

Color Values

Format #000000 #FEF399
HEX #000000 #FEF399
RGB 0, 0, 0 254, 243, 153
HSL 0.0, 0.0%, 0.0% 53.5, 98.1%, 79.8%
HSV 0.0, 0.0%, 0.0% 53.5, 39.8%, 99.6%
CMYK 0%, 0%, 0%, 100% 0.0%, 4.3%, 39.8%, 0.4%
OKLCH 0.0 0.0 0.0 0.9533 0.1115 102.2

Contrast & Accessibility

18.49:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #FEF399 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #FEF399

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #FEF399);
background: linear-gradient(135deg, #000000, #FEF399);

Explore Each Color

Related Comparisons