#18383A

#18383A

white

#FFFFFF

Contrast Ratio

12.61:1

Delta E

79.61

Very Different

50:50 Mix

Color Values

Format #18383A #FFFFFF
HEX #18383A #FFFFFF
RGB 24, 56, 58 255, 255, 255
HSL 183.5, 41.5%, 16.1% 0.0, 0.0%, 100.0%
HSV 183.5, 58.6%, 22.7% 0.0, 0.0%, 100.0%
CMYK 58.6%, 3.4%, 0.0%, 77.3% 0.0%, 0.0%, 0.0%, 0.0%
OKLCH 0.3175 0.0378 200.8 1.0 0.0 89.9

Contrast & Accessibility

12.61:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #FFFFFF → Background: #18383A

The quick brown fox jumps over the lazy dog

Text: #18383A → Background: #FFFFFF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #18383A, #FFFFFF);
background: linear-gradient(135deg, #18383A, #FFFFFF);

Explore Each Color

Related Comparisons