black

#000000

#40C1B5

#40C1B5

Contrast Ratio

9.51:1

Delta E

80.64

Very Different

50:50 Mix

Color Values

Format #000000 #40C1B5
HEX #000000 #40C1B5
RGB 0, 0, 0 64, 193, 181
HSL 0.0, 0.0%, 0.0% 174.4, 51.0%, 50.4%
HSV 0.0, 0.0%, 0.0% 174.4, 66.8%, 75.7%
CMYK 0%, 0%, 0%, 100% 66.8%, 0.0%, 6.2%, 24.3%
OKLCH 0.0 0.0 0.0 0.7384 0.112 186.2

Contrast & Accessibility

9.51:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #40C1B5 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #40C1B5

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #40C1B5);
background: linear-gradient(135deg, #000000, #40C1B5);

Explore Each Color

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