black

#000000

#ECFF45

#ECFF45

Contrast Ratio

18.96:1

Delta E

128.45

Very Different

50:50 Mix

Color Values

Format #000000 #ECFF45
HEX #000000 #ECFF45
RGB 0, 0, 0 236, 255, 69
HSL 0.0, 0.0%, 0.0% 66.1, 100.0%, 63.5%
HSV 0.0, 0.0%, 0.0% 66.1, 72.9%, 100.0%
CMYK 0%, 0%, 0%, 100% 7.5%, 0.0%, 72.9%, 0.0%
OKLCH 0.0 0.0 0.0 0.9552 0.1972 115.4

Contrast & Accessibility

18.96:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #ECFF45 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #ECFF45

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #ECFF45);
background: linear-gradient(135deg, #000000, #ECFF45);

Explore Each Color

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