black

#000000

#EFF9FA

#EFF9FA

Contrast Ratio

19.6:1

Delta E

97.29

Very Different

50:50 Mix

Color Values

Format #000000 #EFF9FA
HEX #000000 #EFF9FA
RGB 0, 0, 0 239, 249, 250
HSL 0.0, 0.0%, 0.0% 185.5, 52.4%, 95.9%
HSV 0.0, 0.0%, 0.0% 185.5, 4.4%, 98.0%
CMYK 0%, 0%, 0%, 100% 4.4%, 0.4%, 0.0%, 2.0%
OKLCH 0.0 0.0 0.0 0.9749 0.0107 204.1

Contrast & Accessibility

19.6:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #EFF9FA → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #EFF9FA

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #EFF9FA);
background: linear-gradient(135deg, #000000, #EFF9FA);

Explore Each Color

Related Comparisons