black

#000000

#99FFEE

#99FFEE

Contrast Ratio

17.89:1

Delta E

99.52

Very Different

50:50 Mix

Color Values

Format #000000 #99FFEE
HEX #000000 #99FFEE
RGB 0, 0, 0 153, 255, 238
HSL 0.0, 0.0%, 0.0% 170.0, 100.0%, 80.0%
HSV 0.0, 0.0%, 0.0% 170.0, 40.0%, 100.0%
CMYK 0%, 0%, 0%, 100% 40.0%, 0.0%, 6.7%, 0.0%
OKLCH 0.0 0.0 0.0 0.9329 0.099 182.2

Contrast & Accessibility

17.89:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #99FFEE → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #99FFEE

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #99FFEE);
background: linear-gradient(135deg, #000000, #99FFEE);

Explore Each Color

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