black

#000000

#ECF00F

#ECF00F

Contrast Ratio

17.04:1

Delta E

129.54

Very Different

50:50 Mix

Color Values

Format #000000 #ECF00F
HEX #000000 #ECF00F
RGB 0, 0, 0 236, 240, 15
HSL 0.0, 0.0%, 0.0% 61.1, 88.2%, 50.0%
HSV 0.0, 0.0%, 0.0% 61.1, 93.8%, 94.1%
CMYK 0%, 0%, 0%, 100% 1.7%, 0.0%, 93.8%, 5.9%
OKLCH 0.0 0.0 0.0 0.9215 0.2008 111.0

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: #ECF00F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #ECF00F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #ECF00F);
background: linear-gradient(135deg, #000000, #ECF00F);

Explore Each Color

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