black

#000000

#40AC7F

#40AC7F

Contrast Ratio

7.43:1

Delta E

77.21

Very Different

50:50 Mix

Color Values

Format #000000 #40AC7F
HEX #000000 #40AC7F
RGB 0, 0, 0 64, 172, 127
HSL 0.0, 0.0%, 0.0% 155.0, 45.8%, 46.3%
HSV 0.0, 0.0%, 0.0% 155.0, 62.8%, 67.5%
CMYK 0%, 0%, 0%, 100% 62.8%, 0.0%, 26.2%, 32.5%
OKLCH 0.0 0.0 0.0 0.6703 0.1201 162.4

Contrast & Accessibility

7.43:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #40AC7F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #40AC7F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #40AC7F);
background: linear-gradient(135deg, #000000, #40AC7F);

Explore Each Color

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