black

#000000

#40372F

#40372F

Contrast Ratio

1.81:1

Delta E

24.75

Noticeable

50:50 Mix

Color Values

Format #000000 #40372F
HEX #000000 #40372F
RGB 0, 0, 0 64, 55, 47
HSL 0.0, 0.0%, 0.0% 28.2, 15.3%, 21.8%
HSV 0.0, 0.0%, 0.0% 28.2, 26.6%, 25.1%
CMYK 0%, 0%, 0%, 100% 0.0%, 14.1%, 26.6%, 74.9%
OKLCH 0.0 0.0 0.0 0.3437 0.0186 63.8

Contrast & Accessibility

1.81:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #40372F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #40372F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #40372F);
background: linear-gradient(135deg, #000000, #40372F);

Explore Each Color

Related Comparisons