#280503

#280503

white

#FFFFFF

Contrast Ratio

18.86:1

Delta E

96.54

Very Different

50:50 Mix

Color Values

Format #280503 #FFFFFF
HEX #280503 #FFFFFF
RGB 40, 5, 3 255, 255, 255
HSL 3.2, 86.0%, 8.4% 0.0, 0.0%, 100.0%
HSV 3.2, 92.5%, 15.7% 0.0, 0.0%, 100.0%
CMYK 0.0%, 87.5%, 92.5%, 84.3% 0.0%, 0.0%, 0.0%, 0.0%
OKLCH 0.1853 0.0604 29.5 1.0 0.0 89.9

Contrast & Accessibility

18.86:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #FFFFFF → Background: #280503

The quick brown fox jumps over the lazy dog

Text: #280503 → Background: #FFFFFF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #280503, #FFFFFF);
background: linear-gradient(135deg, #280503, #FFFFFF);

Explore Each Color

Related Comparisons